Features: This product designed by Nobsound in 2017 is a 2.1-channel digital power amplifier, Cost-Effective and high performance, Mini and compact, High-Power with HiFi good sound and very useful, almost match any speaker on the market, the most perfect 2.1 digital amplifier, you deserve to have.2017 latest version, Treble&Bass independent control, add the subwoofer frequency adjustment, add the pre-amplification; Redesign the low pass filter, the subwoofer is more powerful; The right VOLUME knob turn to end is Shutdown.Adopted TPA3116D2 amplifier chip as core; MUSE AUDIO or ELNA as input capacitor makes harmonic richer; the top red loop outputs inductor makes its voice purer; Aluminum alloy body is easy to heat-sink; Gilding RAC and crystal terminal looks extravagant. All use genuine components using devices capable of long-term stability.The total capacity of the capacitor is increased to 4700UFX2=9400UF, which makes the signal-to-noise ratio better, the lower frequency is stronger and the energy is more steady.Can be powered by DC 19~25V. It has 90% high efficiency and lower internal resistance because we used of import seal potentiometer and high speed capacitor array. It can use power switch, storage battery, vehicle power, and so on.

Features: This product designed by Nobsound in 2017 is a 2.1-channel digital power amplifier, Cost-Effective and high performance, Mini and compact, High-Power with HiFi good sound and very useful, almost match any speaker on the market, the most perfect 2.1 digital amplifier, you deserve to have.2017 latest version, Treble&Bass independent control, add the subwoofer frequency adjustment, add the pre-amplification; Redesign the low pass filter, the subwoofer is more powerful; The right VOLUME knob turn to end is Shutdown.Adopted TPA3116D2 amplifier chip as core; MUSE AUDIO or ELNA as input capacitor makes harmonic richer; the top red loop outputs inductor makes its voice purer; Aluminum alloy body is easy to heat-sink; Gilding RAC and crystal terminal looks extravagant. All use genuine components using devices capable of long-term stability.The total capacity of the capacitor is increased to 4700UFX2=9400UF, which makes the signal-to-noise ratio better, the lower frequency is stronger and the energy is more steady.Can be powered by DC 19~25V. It has 90% high efficiency and lower internal resistance because we used of import seal potentiometer and high speed capacitor array. It can use power switch, storage battery, vehicle power, and so on.

Features: This product designed by Nobsound in 2017 is a 2.1-channel digital power amplifier, Cost-Effective and high performance, Mini and compact, High-Power with HiFi good sound and very useful, almost match any speaker on the market, the most perfect 2.1 digital amplifier, you deserve to have.2017 latest version, Treble&Bass independent control, add the subwoofer frequency adjustment, add the pre-amplification; Redesign the low pass filter, the subwoofer is more powerful; The right VOLUME knob turn to end is Shutdown.Adopted TPA3116D2 amplifier chip as core; MUSE AUDIO or ELNA as input capacitor makes harmonic richer; the top red loop outputs inductor makes its voice purer; Aluminum alloy body is easy to heat-sink; Gilding RAC and crystal terminal looks extravagant. All use genuine components using devices capable of long-term stability.The total capacity of the capacitor is increased to 4700UFX2=9400UF, which makes the signal-to-noise ratio better, the lower frequency is stronger and the energy is more steady.Can be powered by DC 19~25V. It has 90% high efficiency and lower internal resistance because we used of import seal potentiometer and high speed capacitor array. It can use power switch, storage battery, vehicle power, and so on.

Nobsound 6P1 Vacuum Tube Amplifier Class A Single-Ended Stereo Desktop Audio Amp Barely used This Class A single-ended vacuum tube amplifier adopts hand welding to ensure the true reality of the sound quality. This version has headphone output, which suits for 32?-600? impedance all kinds of headphones. The toggle on the front panel is to switch between speaker and headphones. Please connect your speakers (both 4? and 8?) to 8? and 0? posts.This amplifier adopts transformer parallel output to reduce its internal resistance by half and achieve doubled improvement on its power.Using antimagnetic transformer covers to shield current interference and achieve much lower static noise.Its sound output is full of analog style. The bass part is deep and powerful and the vocal part is sweet and intoxicating.Its sound output is full of analog style. The bass part is deep and powerful and the vocal part is sweet and intoxicating.It has a classic and graceful appearance. The VU meters and vacuum tubes makes it more elegant and attractive.UPGRADED RUSSIAN TUBES What You See Is What You Get. Sold As Is. Please Be Sure To Look Carefully At All Of The Photos As They Are Part Of The Description. Please Feel Free to Ask Any Questions, Or If You Would Like Additional Photos.

In Original Verpackung. Nobsound HiFi Pure Class A Single-ended Power Verstärker. Klasse A mit 15W Ausgangsleistung jeder Kanal entspricht 80W Digital VerstärkerFilter ist in die Verstärkerplatine integriert, wodurch der Primär Strom kürzeste Übertragung erzielt wird und der Verlust verringert wird. Ausgangskapazitätsblockierung, vermeidet den Verlust des Relaisschutzes. Cnc alle Aluminiumlegierung, externe Wärmeableitung chassis, Laser Gravur Schriftart, nicht einfach zu altern, keine Verformung. 6 gold versiegelte Hochleistungstransistoren als elektronischer Filter und Ausgangsleistung. Die Klangqualität ist wärmer, empfindlicher und voller und bietet ein extrem Hifi-Hörerlebnis. High-End-Materialien 6pcs pnp gold versiegelter Hoch leistungs transistor 22V A-Kern-Ringkerntransformator aus reinem Kupfer 10000uf nover Filter kondensator Kondensator: nover/vishay mkt/elna Vereinigte Staaten Dale Widerstand Japan Alpen 27 Potentiometer Kristall-Lautsprecheranschlüsse aus reinem Kupfer American cmc816 24 Karat vergoldete RCA-Terminals Japan 4n Canare sauerstoff freier Kupferdraht ParameterFrequenzbereich: 15hz-30khz (+/-3db) Signalrauschverhältnis: 93 Dezibel Nennleistung: 15w * 2 Klasse a Ausgangsimpedanz: 4 bis 8 Ohm Harmonische Verzerrung: <0. 01% 1KHZ 1W Abmessungen: Höhe 75 Breite 336 Tiefe 208mm Paket gewicht: 6,5 kg

Nobsound 6P1 Vacuum Tube Amplifier Class A Single-Ended Stereo Desktop Audio Amp Barely used This Class A single-ended vacuum tube amplifier adopts hand welding to ensure the true reality of the sound quality. This version has headphone output, which suits for 32?-600? impedance all kinds of headphones. The toggle on the front panel is to switch between speaker and headphones. Please connect your speakers (both 4? and 8?) to 8? and 0? posts.This amplifier adopts transformer parallel output to reduce its internal resistance by half and achieve doubled improvement on its power.Using antimagnetic transformer covers to shield current interference and achieve much lower static noise.Its sound output is full of analog style. The bass part is deep and powerful and the vocal part is sweet and intoxicating.Its sound output is full of analog style. The bass part is deep and powerful and the vocal part is sweet and intoxicating.It has a classic and graceful appearance. The VU meters and vacuum tubes makes it more elegant and attractive.UPGRADED RUSSIAN TUBES What You See Is What You Get. Sold As Is. Please Be Sure To Look Carefully At All Of The Photos As They Are Part Of The Description. Please Feel Free to Ask Any Questions, Or If You Would Like Additional Photos.

In replacement packaging, not sure if it came with one, but theres no manual. Bluetooth 5.0 can ensure more stable and faster wireless transmission with less losses. It can turn your normal passive speakers to Bluetooth speakers.Besides BT 5.0, this device also support standard 3.5mm AUX input. This amp can be connected with mobile phone, notebook, PC, PSP, CD and so on.Classic TPA3116 amplifier chip & 3 x TL072 independent OP amps. It can offer 100W (50Wx2), which suits 3~6 inches 2.0CH speakers. Sound is very powerful and clean. Totally no background noise and pop.Unlike other similar TPA3116 amplifiers, this one has no power sparks issue. It also has built-in protective circuit to avoid damage to your speakers. Higher quality with lower price.More features: Independent treble & bass tone control. High quality 19V 4.74A power supply. Bluetooth 5.0Can ensure more stable and faster wireless transmission with less lossesAlso support 3.5mm AUX input. Bluetooth input has priorityTPA3116 Audio ChipClassic TPA3116 can offer 100W high powerSuit most 3~6 inches 2.0CH speakerClear sound with no background noise and popTone ControlSupport treble/bass adjustmentIntegrated volume control & power switch designUpgrade Power PortUnlike many other TPA3116 amplifiers, this one has no power sparks issueIt also has built-in protective circuit to avoid damage to your speakersPacking List1*Mini Power Amplifier1*19V 4.74A Power SupplyNobsound G3ParametersBluetooth version: Bluetooth 5.0Bluetooth chip: Qualcomm QCC3003Amplifier chip: TPA3116OP amp: 3 x TL072Max. output power: 50W*2Color: Black / Silver (Optional)Power supply: DC15-24V (2.5x5.5 mm port)Impedance: 2-8 OhmsSuitable speakers: 3~6 inchesDimensions(WxHxL): 30x87X107 mm / 1.2x3.4x4.2 inNet weight: 286 g / 0.63 lbPackage weight: 750 g / 1.65 lb

Nobsound 6P1 Vacuum Tube Amplifier Class A Single-Ended Stereo Desktop Audio Amp Barely used This Class A single-ended vacuum tube amplifier adopts hand welding to ensure the true reality of the sound quality. This version has headphone output, which suits for 32?-600? impedance all kinds of headphones. The toggle on the front panel is to switch between speaker and headphones. Please connect your speakers (both 4? and 8?) to 8? and 0? posts.This amplifier adopts transformer parallel output to reduce its internal resistance by half and achieve doubled improvement on its power.Using antimagnetic transformer covers to shield current interference and achieve much lower static noise.Its sound output is full of analog style. The bass part is deep and powerful and the vocal part is sweet and intoxicating.Its sound output is full of analog style. The bass part is deep and powerful and the vocal part is sweet and intoxicating.It has a classic and graceful appearance. The VU meters and vacuum tubes makes it more elegant and attractive.UPGRADED RUSSIAN TUBES What You See Is What You Get. Sold As Is. Please Be Sure To Look Carefully At All Of The Photos As They Are Part Of The Description. Please Feel Free to Ask Any Questions, Or If You Would Like Additional Photos.

Nobsound 6P1 Vacuum Tube Amplifier Class A Single-Ended Stereo Desktop Audio Amp Barely used This Class A single-ended vacuum tube amplifier adopts hand welding to ensure the true reality of the sound quality. This version has headphone output, which suits for 32?-600? impedance all kinds of headphones. The toggle on the front panel is to switch between speaker and headphones. Please connect your speakers (both 4? and 8?) to 8? and 0? posts.This amplifier adopts transformer parallel output to reduce its internal resistance by half and achieve doubled improvement on its power.Using antimagnetic transformer covers to shield current interference and achieve much lower static noise.Its sound output is full of analog style. The bass part is deep and powerful and the vocal part is sweet and intoxicating.Its sound output is full of analog style. The bass part is deep and powerful and the vocal part is sweet and intoxicating.It has a classic and graceful appearance. The VU meters and vacuum tubes makes it more elegant and attractive.UPGRADED RUSSIAN TUBES What You See Is What You Get. Sold As Is. Please Be Sure To Look Carefully At All Of The Photos As They Are Part Of The Description. Please Feel Free to Ask Any Questions, Or If You Would Like Additional Photos.

Subwoofer Amplifier - Nobsound Douk Audio G2 Pro 300W Mini Mono Class D Power.

Nobsound Bluetooth 5.0 Valve Tube Power Amplifier Digital Class D HiFi Audio Amp 100W (50W×2) (Black) Condition: Box opened, contents tested, otherwise new. Voltage19 VoltsManufacturerNobsoundMinimum supply voltage19 VoltsMounting typeSurface MountBrandNobsoundAbout this itemMultiple audio inputs with strong compatibility: with Bluetooth/stereo RCA/3.5mm AUX inputs, can connect to amplifier / active speaker to greatly improve the sound quality. Adopting QCC3003 Bluetooth chip to get lossless transmission fast and stably.HiFi sound with better quality: adopting vacuum tubes to filter out the digital sounds of common sound sources, enhance the sense of thickness and reality, the sound is warmer and sweeter and the performance of the sound field is excellent.Enough output power without noise: adopting classic TPA3116 amp chip, max output can reach 50W+50W (4? load) but with ultra-low distortion and no aduible noise, comes with 19V/4.74A power adapter, easily to drive most home passive speakers.Separate control of Treble & Bass: can independently adjust the bass and the specific proportion components in high-frequency sound to perfectly achieve HiFi effects, make sound more delicate and charming, very suitable for home and desktop audio system use.Proper size and considerate design: with input switch and LED indicator to clearly show the working status in real time, and use 2 high-quality relays and a high-precision crystal oscillator, with power-on protection to protect speakers from any damage.

Besides RCA input, it also supports Bluetooth 5.0 with strong compatibility, achieving faster transmission speed, more stable signal and lower consumption. Common audio devices like iPod, Phone, MP3 players, TV, Echo Dot, CD players, or Streaming Media players can be as input. Add to Favorites Seller Join newsletter New Arrival Ending Soon View Feedback About Us Contact Us View All Categories Add-on Items Nobsound & Douk Audio UK Warehouse EU Warehouse AU Warehouse Digital Amplifier Tube Amplifier Hi-Fi Amplifier Preamp & Phono Stage Headphone Amplifier Audio Adapter / Converter Audio Splitter / Switcher Audio Processor Music Spectrum & Clock Audio Player Record Player & Turntable Part Empty Chassis Power Supply Audio Cable Hi-Fi Speaker Valve Tube Transformer Radio Communication Module Audio Accessories Other Home Feedback Save Seller New Listed Ending Soon Contact us Store Category Add-on Items Nobsound & Douk Audio UK Warehouse Add-on Items Digital Amplifier Tube Amplifier Hi-Fi Amplifier Preamp & Phono Stage Headphone Amplifier Audio Adapter / Converter Audio Splitter & Switcher Audio Processor Music Spectrum & Clock Audio Board & DIY Kit Audio Player & Turntable Parts Radio Communication Audio Accessories Other EU Warehouse Add-on Items Digital Amplifier Tube Amplifier Hi-Fi Amplifier Preamp & Phono Stage Headphone Amplifier Audio Adapter / Converter Audio Splitter & Switcher Audio Processor Music Spectrum & Clock Empty Chassis Audio Board & DIY Kit Record Player & Turntable Part Radio Communication Audio Accessories Other AU Warehouse Digital Amplifier Multi-Function Mono Channel 2.0 Channel 2.1 Channel 4.0 Channel 5.1 Channel Tube Amplifier EL34 Tube Amplifier KT88 Tube Amplifier 300B Tube Amplifier Other Tube Amplifier Hybrid Amplifier Mini Tube Amplifier DIY Amplifier Kit Hi-Fi Amplifier Mini Amplifier Power Amplifier Integrated Amplifier Audio Board & DIY Kit Preamp & Phono Stage Tube Preamp Phono Preamp Digital Preamp Passive Preamp Audio Board & DIY Kit Headphone Amplifier Mini Headphone Amp Portable Headphone Amp Tube Headphone Amp Desktop Headphone Amp Audio Board & DIY Kit Audio Adapter / Converter USB DAC Audio Adapter Digital Interface Bluetooth Receiver/Transmitter Audio Board & DIY Kit Audio Splitter / Switcher Speaker Switcher Bluetooth & XLR & MIC 2 Way 3 Way 4 Way Multiple Way Audio Processor Guitar Effects Equalizer Audio Mixer Noise Isolator Music Spectrum & Clock Analog VU Meter Tube Sound Level Meter LED Sound Level Meter VFD Audio Spectrum Nixie Tube Clock VFD Tube Clock IPS Nixie Clock Oscilloscope Tube Clock Board & DIY Kit Other Audio Player Digital Player CD Player Portable Player Record Player & Turntable Part Set-up Transformer Record Weight & Clamp Platter Mats Disc Storage Rack Stylus & Headshell Gauge Devices Cleaning Kit Other Empty Chassis Personalized Small-sized Medium-sized Large-sized Power Supply Switching Power Supply Linear Power Supply Power Supply Filter USB Charging Hub Board & DIY Kit Audio Cable Speaker Cable RCA Audio Cable Conversion Cable USB Cable Coaxial Cable Optical Fiber Cable HDMI Cable Dock Cable Other Hi-Fi Speaker Frequency Divider Finished Speaker Valve Tube Shuguang Tube PSVANE Tube Tube Socket Other Transformer Toroidal transformer Output Transformer Choke Other Radio Communication Tesla Coil FM Transmitter & Receiver Antennas & Tuners Shortwave Radios Parts & Accessories Signal Generator Other Module Amplifier Module Phase-locked Loop Module Power Module Signal Generator module Other Module Audio Accessories Volume Controller Mount Stand Bracket Feet & Pads Op Amp Current Meter Noise Tester Other Other Join Our Newsletter Receive our email newsletters about new items and special promotions! Sign Up Now ! Nobsound Bluetooth 5.0 Digital Amplifier Class D HiFi Stereo Desktop Audio Amp Item description Shipping from UK, 1-3 days to most UK regions and 2-8 days to Most EU countries. Latest version, overall upgrading in both appearance and sound quality. Features Tone off design and HiFi clear sound: more delicate and smooth sound can be enjoyed by adjusting treble / bass knob, presenting music with rousing highs and deep lows, also with bypass function to enjoy original sound. Strong compatibility and large output power: besides RCA, with Bluetooth 5.0 input supports up to 50ft connection range, stable and low delay. 2PCS TPA3116 chip, max output power can reach 200W, comes with 19V power supply, can drive 200W (8Ω) or 300W(4Ω) speakers. Unique design in appearance and technology: AUX / Bluetooth switch with red / blue indicator; pure integrated aluminum case and knob with multiprocess fine treatment, CNC precision cutting ; curved smooth edges highlights its unibody design; metal DC outlet, no electric sparks flying. Mini size and easy use but powerful and practical: with perfect protection circuit, perfectly suitable for desktop or a smaller space in home or office, easy to connect to your audio system, especially designed for the audiophiles who pursue HiFi sound. Parameters Brand: Nobsound Model: NS-15G Number of channel: 2.0 Audio input: Bluetooth / stereo L/R RCA Audio ouput: banana speaker jacks Amp chip: TPA3116D2 ×2 Max. output power: 100W+100W (above 24V@8A / 4Ω) Output impedance: 4Ω-8Ω Treble and bass range: ±10dB Tone bypass function: support Frequency range: 18Hz-25kHz THD: ≤ 0.01% SNR: ≥ 98dB Input sensitivity: 1.1V Matched speakers: 3-10 inch 20-200W Working voltage: DC 12V-24V Dimensions(W*D*H): 92*108*30mm / 3.62*4.25*1.18in Package dimensions(W*D*H): 150*150*50mm / 5.91*5.91*1.97in Net weight: 320g / 0.71lb Package weight: 900g / 1.98lb Packing List 1× NS-15G Amplifier 1× 19V Power Supply 1× User Manual Payment Fast Shipping Return Policy About us Contact us Payment Safe and secure payment by PayPal. Fast Shipping The items are located in UK, and will be shipped within 1 working day, 2-3 working days to UK, 2-8 working days to most EU countries. Return Policy Free Return Within 30 DaysWe provide return with 30 days for all items you bought on eBay, full refund and return shipping will be provided. 1-year warranty is provided for all items(Excluding: 1. Man-made damage or misuse. 2. Audio accessories and consumables such as vacuum tubes). If you are satisfied with our products and service please leave a 5-star . Feedback is very important to us just like our lives, please DO contact us before you leave a neutral or negative feedback, we will provide better solutions until you are satisfied. About us Douk Audio / Nobsound Studio was founded in 2013 in Shenzhen CHINA, we own several brands including Douk Audio / Nobsound / Little Bear etc. As a professional audio company, we are dedicated to design and produce the best products at the lowest prices to make HiFi affordable. We will spare no efforts to bring great products and service for customers and extremely to improve our customers listening experience. Contact us Please dont hesitate to contact us if you have any questions or comments about our items. And our working time is from Monday to Friday between 9:00 am to 06:00 pm(Beijing Time), which means we can keep on-line at: Working time Beijing(CN) Monday-Friday 09:00 AM - 18:00 AM New York(US)Sunday to Thursday08:00 PM - 05:00 AM London(UK) Monday-Friday 01:00 AM - 10:00 AM Paris(FR) Monday-Friday 02:00 AM - 11:00 AM During holiday, please allow us to response you early next week. Please dont leave any negative / neutral feedback or make dispute/claim on our non-working time, thank you for your understanding and cooperation. Home Feedback Save Seller New Listed Ending Soon Contact us