Never heard of Music Hall? What!? They made great amps, and continues to be one of the few companies that incorporated vacuum tubes into the PCB board, for that tube sound. This amp is in good condition, showing some signs of use. The tubes work fine, and the unit sounds amazing. Comes with power cable. No reserve.

Never heard of Music Hall? What!? They made great amps, and continues to be one of the few companies that incorporated vacuum tubes into the PCB board, for that tube sound. This amp is in good condition, showing some signs of use. The tubes work fine, and the unit sounds amazing. Comes with power cable. No reserve.

Never heard of Music Hall? What!? They made great amps, and continues to be one of the few companies that incorporated vacuum tubes into the PCB board, for that tube sound. This amp is in good condition, showing some signs of use. The tubes work fine, and the unit sounds amazing. Comes with power cable. No reserve.

Music Hall ph25.2 Headphone Amplifier, Preamplifier, Manual Power Cord - 1 Owner This Music Hall ph25.2 Headphone Amplifier is the perfect addition to your home audio system. With its manual power cord, this preamplifier is easy to use and provides high-quality audio outputs. It has two stereo L/R RCA audio inputs and outputs, allowing you to connect to your favorite devices. The silver color of this power amplifier adds a touch of elegance to any room. This amplifier is a great choice for those looking for a reliable and easy-to-use preamplifier. It is perfect for audio enthusiasts who want to enhance their listening experience. The Music Hall ph25.2 Headphone Amplifier is a high-quality device that provides exceptional audio output. Fast, safe international shipping!

Never heard of Music Hall? What!? They made great amps, and continues to be one of the few companies that incorporated vacuum tubes into the PCB board, for that tube sound. This amp is in good condition, showing some signs of use. The tubes work fine, and the unit sounds amazing. Comes with power cable. No reserve.

Music Hall ph25.2 Headphone Amplifier, Preamplifier, Manual Power Cord - 1 Owner This Music Hall ph25.2 Headphone Amplifier is the perfect addition to your home audio system. With its manual power cord, this preamplifier is easy to use and provides high-quality audio outputs. It has two stereo L/R RCA audio inputs and outputs, allowing you to connect to your favorite devices. The silver color of this power amplifier adds a touch of elegance to any room. This amplifier is a great choice for those looking for a reliable and easy-to-use preamplifier. It is perfect for audio enthusiasts who want to enhance their listening experience. The Music Hall ph25.2 Headphone Amplifier is a high-quality device that provides exceptional audio output. Fast, safe international shipping!

Never heard of Music Hall? What!? They made great amps, and continues to be one of the few companies that incorporated vacuum tubes into the PCB board, for that tube sound. This amp is in good condition, showing some signs of use. The tubes work fine, and the unit sounds amazing. Comes with power cable. No reserve.

Never heard of Music Hall? What!? They made great amps, and continues to be one of the few companies that incorporated vacuum tubes into the PCB board, for that tube sound. This amp is in good condition, showing some signs of use. The tubes work fine, and the unit sounds amazing. Comes with power cable. No reserve.

Never heard of Music Hall? What!? They made great amps, and continues to be one of the few companies that incorporated vacuum tubes into the PCB board, for that tube sound. This amp is in good condition, showing some signs of use. The tubes work fine, and the unit sounds amazing. Comes with power cable. No reserve.

Quality Music Hall PH25.2 Audiophile Headphone amp, Hybrid Tube design, 2 1/4 inputs, 2 Pairs RCA inputs, 1 Pair RCA outputs for use as a preamplifier. Like all Music Hall products, excellent design, fit, finish, craftsmanship, performance and sound quality. It was designed and developed in the USA. It comes with an IEC power cord and is ready to plug and play. See the impressive specs and description below. It sounds superb, open, detailed, dynamic, involving, smooth, natural, transparent and very musical. Nice well cared for working condition, a few small nicks, small scratches on the top, one small dent on the top, nothing serious, always in a non smoking climate controlled environment, tested, with power cord. The shipping cost includes safe packing, insurance, prompt shipping and tracking number. Buy with confidence, see my feedback. Good Listening, SonnY :) Neutrik headphone output socketsReliable 6N16B tube pre-amp section with SRPP circuitCD and AUX inputPre-amp outputAudiophile grade CMC RCA socketsLow-noise R-core power transformerTwo buffered headphone outputs with TPA6120 opampsAlps Type 27 potentiometer with 0.5dB accuracyBrushed alloy fasciaVoltage switchable Dimensions and warranty: Dimensions: 8.5 x 13.5 x 3.5 Weight: 7.5 lbs. Warranty: 1 year The Music Hall ph25.2 is a hybrid headphone amp that combines the best of both worlds - a tube pre-amp with solid-state amplification. This technique has been used in high-end audio components for decades to achieve unparalleled sound quality, and the ph25.2 delivers just that. Hand-assembled with top-quality parts, the ph25.2 features a highly reliable 6N16B tube pre-amp section using SRPP circuit, CD and AUX input, pre-amp output, audiophile grade CMC RCA sockets, and a low-noise R-core power transformer. It also has two buffered headphone outputs that incorporate superior TPA6120 opamps and a precise Alps Type 27 potentiometer with 0.5dB accuracy. With a solid and substantial ½ inch brushed alloy fascia and voltage switchable feature, the ph25.2 is a beautiful and versatile addition to any audiophiles setup. Whether youre a die-hard tube fan or prefer solid-state amplification, the ph25.2 gives you the best of both worlds with its hybrid design. Rated power output: 650mW (Load=47ohm) Input sensitivity: 330mV Frequency response: 20Hz-20KHz (1dB) Noise: <0.8mV (at maximum volume) THD: <0.25% (1KHz) Dimensions (WxDxH): 8.5 x 13.5 x 3.5 Weight: 7.5 lbs.

Never heard of Music Hall? What!? They made great amps, and continues to be one of the few companies that incorporated vacuum tubes into the PCB board, for that tube sound. This amp is in good condition, showing some signs of use. The tubes work fine, and the unit sounds amazing. Comes with power cable. No reserve.

Never heard of Music Hall? What!? They made great amps, and continues to be one of the few companies that incorporated vacuum tubes into the PCB board, for that tube sound. This amp is in good condition, showing some signs of use. The tubes work fine, and the unit sounds amazing. Comes with power cable. No reserve.

Quality Music Hall PH25.2 Audiophile Headphone amp, Hybrid Tube design, 2 1/4 inputs, 2 Pairs RCA inputs, 1 Pair RCA outputs for use as a preamplifier. Like all Music Hall products, excellent design, fit, finish, craftsmanship, performance and sound quality. It was designed and developed in the USA. It comes with an IEC power cord and is ready to plug and play. See the impressive specs and description below. It sounds superb, open, detailed, dynamic, involving, smooth, natural, transparent and very musical. Nice well cared for working condition, a few small nicks, small scratches on the top, nothing serious, always in a non smoking climate controlled environment, tested, with power cord. The shipping cost includes safe packing, insurance, prompt shipping and tracking number. Buy with confidence, see my feedback. Good Listening, SonnY :) Neutrik headphone output socketsReliable 6N16B tube pre-amp section with SRPP circuitCD and AUX inputPre-amp outputAudiophile grade CMC RCA socketsLow-noise R-core power transformerTwo buffered headphone outputs with TPA6120 opampsAlps Type 27 potentiometer with 0.5dB accuracyBrushed alloy fasciaVoltage switchable Dimensions and warranty: Dimensions: 8.5 x 13.5 x 3.5 Weight: 7.5 lbs. Warranty: 1 year The Music Hall ph25.2 is a hybrid headphone amp that combines the best of both worlds - a tube pre-amp with solid-state amplification. This technique has been used in high-end audio components for decades to achieve unparalleled sound quality, and the ph25.2 delivers just that. Hand-assembled with top-quality parts, the ph25.2 features a highly reliable 6N16B tube pre-amp section using SRPP circuit, CD and AUX input, pre-amp output, audiophile grade CMC RCA sockets, and a low-noise R-core power transformer. It also has two buffered headphone outputs that incorporate superior TPA6120 opamps and a precise Alps Type 27 potentiometer with 0.5dB accuracy. With a solid and substantial ½ inch brushed alloy fascia and voltage switchable feature, the ph25.2 is a beautiful and versatile addition to any audiophiles setup. Whether youre a die-hard tube fan or prefer solid-state amplification, the ph25.2 gives you the best of both worlds with its hybrid design. Rated power output: 650mW (Load=47ohm) Input sensitivity: 330mV Frequency response: 20Hz-20KHz (1dB) Noise: <0.8mV (at maximum volume) THD: <0.25% (1KHz) Dimensions (WxDxH): 8.5 x 13.5 x 3.5 Weight: 7.5 lbs.

Never heard of Music Hall? What!? They made great amps, and continues to be one of the few companies that incorporated vacuum tubes into the PCB board, for that tube sound. This amp is in good condition, showing some signs of use. The tubes work fine, and the unit sounds amazing. Comes with power cable. No reserve.

Quality Music Hall PH25.2 Audiophile Headphone amp, Hybrid Tube design, 2 1/4 inputs, 2 Pairs RCA inputs, 1 Pair RCA outputs for use as a preamplifier. Like all Music Hall products, excellent design, fit, finish, craftsmanship, performance and sound quality. It was designed and developed in the USA. It comes with an IEC power cord and is ready to plug and play. See the impressive specs and description below. It sounds superb, open, detailed, dynamic, involving, smooth, natural, transparent and very musical. Nice well cared for working condition, a few small nicks, small scratches on the top, nothing serious, always in a non smoking climate controlled environment, tested, with power cord. The shipping cost includes safe packing, insurance, prompt shipping and tracking number. Buy with confidence, see my feedback. Good Listening, SonnY :) Neutrik headphone output socketsReliable 6N16B tube pre-amp section with SRPP circuitCD and AUX inputPre-amp outputAudiophile grade CMC RCA socketsLow-noise R-core power transformerTwo buffered headphone outputs with TPA6120 opampsAlps Type 27 potentiometer with 0.5dB accuracyBrushed alloy fasciaVoltage switchable Dimensions and warranty: Dimensions: 8.5 x 13.5 x 3.5 Weight: 7.5 lbs. Warranty: 1 year The Music Hall ph25.2 is a hybrid headphone amp that combines the best of both worlds - a tube pre-amp with solid-state amplification. This technique has been used in high-end audio components for decades to achieve unparalleled sound quality, and the ph25.2 delivers just that. Hand-assembled with top-quality parts, the ph25.2 features a highly reliable 6N16B tube pre-amp section using SRPP circuit, CD and AUX input, pre-amp output, audiophile grade CMC RCA sockets, and a low-noise R-core power transformer. It also has two buffered headphone outputs that incorporate superior TPA6120 opamps and a precise Alps Type 27 potentiometer with 0.5dB accuracy. With a solid and substantial ½ inch brushed alloy fascia and voltage switchable feature, the ph25.2 is a beautiful and versatile addition to any audiophiles setup. Whether youre a die-hard tube fan or prefer solid-state amplification, the ph25.2 gives you the best of both worlds with its hybrid design. Rated power output: 650mW (Load=47ohm) Input sensitivity: 330mV Frequency response: 20Hz-20KHz (1dB) Noise: <0.8mV (at maximum volume) THD: <0.25% (1KHz) Dimensions (WxDxH): 8.5 x 13.5 x 3.5 Weight: 7.5 lbs.

Never heard of Music Hall? What!? They made great amps, and continues to be one of the few companies that incorporated vacuum tubes into the PCB board, for that tube sound. This amp is in good condition, showing some signs of use. The tubes work fine, and the unit sounds amazing. Comes with power cable. No reserve.

Quality Music Hall PH25.2 Audiophile Headphone amp, Hybrid Tube design, 2 1/4 inputs, 2 Pairs RCA inputs, 1 Pair RCA outputs for use as a preamplifier. Like all Music Hall products, excellent design, fit, finish, craftsmanship, performance and sound quality. It was designed and developed in the USA. It comes with an IEC power cord and is ready to plug and play. See the impressive specs and description below. It sounds superb, open, detailed, dynamic, involving, smooth, natural, transparent and very musical. Nice well cared for working condition, a few small nicks, small scratches on the top, nothing serious, always in a non smoking climate controlled environment, tested, with power cord. The shipping cost includes safe packing, insurance, prompt shipping and tracking number. Buy with confidence, see my feedback. Good Listening, SonnY :) Neutrik headphone output socketsReliable 6N16B tube pre-amp section with SRPP circuitCD and AUX inputPre-amp outputAudiophile grade CMC RCA socketsLow-noise R-core power transformerTwo buffered headphone outputs with TPA6120 opampsAlps Type 27 potentiometer with 0.5dB accuracyBrushed alloy fasciaVoltage switchable Dimensions and warranty: Dimensions: 8.5 x 13.5 x 3.5 Weight: 7.5 lbs. Warranty: 1 year The Music Hall ph25.2 is a hybrid headphone amp that combines the best of both worlds - a tube pre-amp with solid-state amplification. This technique has been used in high-end audio components for decades to achieve unparalleled sound quality, and the ph25.2 delivers just that. Hand-assembled with top-quality parts, the ph25.2 features a highly reliable 6N16B tube pre-amp section using SRPP circuit, CD and AUX input, pre-amp output, audiophile grade CMC RCA sockets, and a low-noise R-core power transformer. It also has two buffered headphone outputs that incorporate superior TPA6120 opamps and a precise Alps Type 27 potentiometer with 0.5dB accuracy. With a solid and substantial ½ inch brushed alloy fascia and voltage switchable feature, the ph25.2 is a beautiful and versatile addition to any audiophiles setup. Whether youre a die-hard tube fan or prefer solid-state amplification, the ph25.2 gives you the best of both worlds with its hybrid design. Rated power output: 650mW (Load=47ohm) Input sensitivity: 330mV Frequency response: 20Hz-20KHz (1dB) Noise: <0.8mV (at maximum volume) THD: <0.25% (1KHz) Dimensions (WxDxH): 8.5 x 13.5 x 3.5 Weight: 7.5 lbs.

Never heard of Music Hall? What!? They made great amps, and continues to be one of the few companies that incorporated vacuum tubes into the PCB board, for that tube sound. This amp is in good condition, showing some signs of use. The tubes work fine, and the unit sounds amazing. Comes with power cable. No reserve.

Never heard of Music Hall? What!? They made great amps, and continues to be one of the few companies that incorporated vacuum tubes into the PCB board, for that tube sound. This amp is in good condition, showing some signs of use. The tubes work fine, and the unit sounds amazing. Comes with power cable. No reserve.

Quality Music Hall PH25.2 Audiophile Headphone amp, Hybrid Tube design, 2 1/4 inputs, 2 Pairs RCA inputs, 1 Pair RCA outputs for use as a preamplifier. Like all Music Hall products, excellent design, fit, finish, craftsmanship, performance and sound quality. It was designed and developed in the USA. It comes with an IEC power cord and is ready to plug and play. See the impressive specs and description below. It sounds superb, open, detailed, dynamic, involving, smooth, natural, transparent and very musical. Nice well cared for working condition, a few small nicks, small scratches on the top, nothing serious, always in a non smoking climate controlled environment, tested, with power cord. The shipping cost includes safe packing, insurance, prompt shipping and tracking number. Buy with confidence, see my feedback. Good Listening, SonnY :) Neutrik headphone output socketsReliable 6N16B tube pre-amp section with SRPP circuitCD and AUX inputPre-amp outputAudiophile grade CMC RCA socketsLow-noise R-core power transformerTwo buffered headphone outputs with TPA6120 opampsAlps Type 27 potentiometer with 0.5dB accuracyBrushed alloy fasciaVoltage switchable Dimensions and warranty: Dimensions: 8.5 x 13.5 x 3.5 Weight: 7.5 lbs. Warranty: 1 year The Music Hall ph25.2 is a hybrid headphone amp that combines the best of both worlds - a tube pre-amp with solid-state amplification. This technique has been used in high-end audio components for decades to achieve unparalleled sound quality, and the ph25.2 delivers just that. Hand-assembled with top-quality parts, the ph25.2 features a highly reliable 6N16B tube pre-amp section using SRPP circuit, CD and AUX input, pre-amp output, audiophile grade CMC RCA sockets, and a low-noise R-core power transformer. It also has two buffered headphone outputs that incorporate superior TPA6120 opamps and a precise Alps Type 27 potentiometer with 0.5dB accuracy. With a solid and substantial ½ inch brushed alloy fascia and voltage switchable feature, the ph25.2 is a beautiful and versatile addition to any audiophiles setup. Whether youre a die-hard tube fan or prefer solid-state amplification, the ph25.2 gives you the best of both worlds with its hybrid design. Rated power output: 650mW (Load=47ohm) Input sensitivity: 330mV Frequency response: 20Hz-20KHz (1dB) Noise: <0.8mV (at maximum volume) THD: <0.25% (1KHz) Dimensions (WxDxH): 8.5 x 13.5 x 3.5 Weight: 7.5 lbs.

Quality Music Hall PH25.2 Audiophile Headphone amp, Hybrid Tube design, 2 1/4 inputs, 2 Pairs RCA inputs, 1 Pair RCA outputs for use as a preamplifier. Like all Music Hall products, excellent design, fit, finish, craftsmanship, performance and sound quality. It was designed and developed in the USA. It comes with an IEC power cord and is ready to plug and play. See the impressive specs and description below. It sounds superb, open, detailed, dynamic, involving, smooth, natural, transparent and very musical. Nice well cared for working condition, a few small nicks, small scratches on the top, nothing serious, always in a non smoking climate controlled environment, tested, with power cord. The shipping cost includes safe packing, insurance, prompt shipping and tracking number. Buy with confidence, see my feedback. Good Listening, SonnY :) Neutrik headphone output socketsReliable 6N16B tube pre-amp section with SRPP circuitCD and AUX inputPre-amp outputAudiophile grade CMC RCA socketsLow-noise R-core power transformerTwo buffered headphone outputs with TPA6120 opampsAlps Type 27 potentiometer with 0.5dB accuracyBrushed alloy fasciaVoltage switchable Dimensions and warranty: Dimensions: 8.5 x 13.5 x 3.5 Weight: 7.5 lbs. Warranty: 1 year The Music Hall ph25.2 is a hybrid headphone amp that combines the best of both worlds - a tube pre-amp with solid-state amplification. This technique has been used in high-end audio components for decades to achieve unparalleled sound quality, and the ph25.2 delivers just that. Hand-assembled with top-quality parts, the ph25.2 features a highly reliable 6N16B tube pre-amp section using SRPP circuit, CD and AUX input, pre-amp output, audiophile grade CMC RCA sockets, and a low-noise R-core power transformer. It also has two buffered headphone outputs that incorporate superior TPA6120 opamps and a precise Alps Type 27 potentiometer with 0.5dB accuracy. With a solid and substantial ½ inch brushed alloy fascia and voltage switchable feature, the ph25.2 is a beautiful and versatile addition to any audiophiles setup. Whether youre a die-hard tube fan or prefer solid-state amplification, the ph25.2 gives you the best of both worlds with its hybrid design. Rated power output: 650mW (Load=47ohm) Input sensitivity: 330mV Frequency response: 20Hz-20KHz (1dB) Noise: <0.8mV (at maximum volume) THD: <0.25% (1KHz) Dimensions (WxDxH): 8.5 x 13.5 x 3.5 Weight: 7.5 lbs.

Quality Music Hall PH25.2 Audiophile Headphone amp, Hybrid Tube design, 2 1/4 inputs, 2 Pairs RCA inputs, 1 Pair RCA outputs for use as a preamplifier. Like all Music Hall products, excellent design, fit, finish, craftsmanship, performance and sound quality. It was designed and developed in the USA. It comes with an IEC power cord and is ready to plug and play. See the impressive specs and description below. It sounds superb, open, detailed, dynamic, involving, smooth, natural, transparent and very musical. Nice well cared for working condition, a few small nicks, small scratches on the top, nothing serious, always in a non smoking climate controlled environment, tested, with power cord. The shipping cost includes safe packing, insurance, prompt shipping and tracking number. Buy with confidence, see my feedback. Good Listening, SonnY :) Neutrik headphone output socketsReliable 6N16B tube pre-amp section with SRPP circuitCD and AUX inputPre-amp outputAudiophile grade CMC RCA socketsLow-noise R-core power transformerTwo buffered headphone outputs with TPA6120 opampsAlps Type 27 potentiometer with 0.5dB accuracyBrushed alloy fasciaVoltage switchable Dimensions and warranty: Dimensions: 8.5 x 13.5 x 3.5 Weight: 7.5 lbs. Warranty: 1 year The Music Hall ph25.2 is a hybrid headphone amp that combines the best of both worlds - a tube pre-amp with solid-state amplification. This technique has been used in high-end audio components for decades to achieve unparalleled sound quality, and the ph25.2 delivers just that. Hand-assembled with top-quality parts, the ph25.2 features a highly reliable 6N16B tube pre-amp section using SRPP circuit, CD and AUX input, pre-amp output, audiophile grade CMC RCA sockets, and a low-noise R-core power transformer. It also has two buffered headphone outputs that incorporate superior TPA6120 opamps and a precise Alps Type 27 potentiometer with 0.5dB accuracy. With a solid and substantial ½ inch brushed alloy fascia and voltage switchable feature, the ph25.2 is a beautiful and versatile addition to any audiophiles setup. Whether youre a die-hard tube fan or prefer solid-state amplification, the ph25.2 gives you the best of both worlds with its hybrid design. Rated power output: 650mW (Load=47ohm) Input sensitivity: 330mV Frequency response: 20Hz-20KHz (1dB) Noise: <0.8mV (at maximum volume) THD: <0.25% (1KHz) Dimensions (WxDxH): 8.5 x 13.5 x 3.5 Weight: 7.5 lbs.

Quality Music Hall PH25.2 Audiophile Headphone amp, Hybrid Tube design, 2 1/4 inputs, 2 Pairs RCA inputs, 1 Pair RCA outputs for use as a preamplifier. Like all Music Hall products, excellent design, fit, finish, craftsmanship, performance and sound quality. It was designed and developed in the USA. It comes with an IEC power cord and is ready to plug and play. See the impressive specs and description below. It sounds superb, open, detailed, dynamic, involving, smooth, natural, transparent and very musical. Nice well cared for working condition, a few small nicks, small scratches on the top, nothing serious, always in a non smoking climate controlled environment, tested, with power cord. The shipping cost includes safe packing, insurance, prompt shipping and tracking number. Buy with confidence, see my feedback. Good Listening, SonnY :) Neutrik headphone output socketsReliable 6N16B tube pre-amp section with SRPP circuitCD and AUX inputPre-amp outputAudiophile grade CMC RCA socketsLow-noise R-core power transformerTwo buffered headphone outputs with TPA6120 opampsAlps Type 27 potentiometer with 0.5dB accuracyBrushed alloy fasciaVoltage switchable Dimensions and warranty: Dimensions: 8.5 x 13.5 x 3.5 Weight: 7.5 lbs. Warranty: 1 year The Music Hall ph25.2 is a hybrid headphone amp that combines the best of both worlds - a tube pre-amp with solid-state amplification. This technique has been used in high-end audio components for decades to achieve unparalleled sound quality, and the ph25.2 delivers just that. Hand-assembled with top-quality parts, the ph25.2 features a highly reliable 6N16B tube pre-amp section using SRPP circuit, CD and AUX input, pre-amp output, audiophile grade CMC RCA sockets, and a low-noise R-core power transformer. It also has two buffered headphone outputs that incorporate superior TPA6120 opamps and a precise Alps Type 27 potentiometer with 0.5dB accuracy. With a solid and substantial ½ inch brushed alloy fascia and voltage switchable feature, the ph25.2 is a beautiful and versatile addition to any audiophiles setup. Whether youre a die-hard tube fan or prefer solid-state amplification, the ph25.2 gives you the best of both worlds with its hybrid design. Rated power output: 650mW (Load=47ohm) Input sensitivity: 330mV Frequency response: 20Hz-20KHz (1dB) Noise: <0.8mV (at maximum volume) THD: <0.25% (1KHz) Dimensions (WxDxH): 8.5 x 13.5 x 3.5 Weight: 7.5 lbs.

Quality Music Hall PH25.2 Audiophile Headphone amp, Hybrid Tube design, 2 1/4 inputs, 2 Pairs RCA inputs, 1 Pair RCA outputs for use as a preamplifier. Like all Music Hall products, excellent design, fit, finish, craftsmanship, performance and sound quality. It was designed and developed in the USA. It comes with an IEC power cord and is ready to plug and play. See the impressive specs and description below. It sounds superb, open, detailed, dynamic, involving, smooth, natural, transparent and very musical. Nice well cared for working condition, a few small nicks, small scratches on the top, nothing serious, always in a non smoking climate controlled environment, tested, with power cord. The shipping cost includes safe packing, insurance, prompt shipping and tracking number. Buy with confidence, see my feedback. Good Listening, SonnY :) Neutrik headphone output socketsReliable 6N16B tube pre-amp section with SRPP circuitCD and AUX inputPre-amp outputAudiophile grade CMC RCA socketsLow-noise R-core power transformerTwo buffered headphone outputs with TPA6120 opampsAlps Type 27 potentiometer with 0.5dB accuracyBrushed alloy fasciaVoltage switchable Dimensions and warranty: Dimensions: 8.5 x 13.5 x 3.5 Weight: 7.5 lbs. Warranty: 1 year The Music Hall ph25.2 is a hybrid headphone amp that combines the best of both worlds - a tube pre-amp with solid-state amplification. This technique has been used in high-end audio components for decades to achieve unparalleled sound quality, and the ph25.2 delivers just that. Hand-assembled with top-quality parts, the ph25.2 features a highly reliable 6N16B tube pre-amp section using SRPP circuit, CD and AUX input, pre-amp output, audiophile grade CMC RCA sockets, and a low-noise R-core power transformer. It also has two buffered headphone outputs that incorporate superior TPA6120 opamps and a precise Alps Type 27 potentiometer with 0.5dB accuracy. With a solid and substantial ½ inch brushed alloy fascia and voltage switchable feature, the ph25.2 is a beautiful and versatile addition to any audiophiles setup. Whether youre a die-hard tube fan or prefer solid-state amplification, the ph25.2 gives you the best of both worlds with its hybrid design. Rated power output: 650mW (Load=47ohm) Input sensitivity: 330mV Frequency response: 20Hz-20KHz (1dB) Noise: <0.8mV (at maximum volume) THD: <0.25% (1KHz) Dimensions (WxDxH): 8.5 x 13.5 x 3.5 Weight: 7.5 lbs.