JDS Labs headphone amplifierGood little unit, previously connected to powered speakers from turntable, pretty powerful and clean sound. Some minor adhesive marks to casing underneath where it was attached to stop unit slipping on wooden shelf. SpecificationsHeadphone Output: 6.35mm (1/4) Analogue Inputs: RCA and 3.5mm Preamp-Output: RCA Dual Gain: 1.0x and 4.5x Volume Potentiometer Taper: 15A, Hand Matched Gangs Case Dimensions: 5.0 x 5.5 x 1.4 in Weight: 9.3oz Specifications:Frequency Response, 20Hz-20kHz +/- 0.01dBTHD+N, 1kHz, 32 ? 0.0008%THD+N, 20Hz-20kHz, 32 ? 0.0012%IMD CCIF 19/20kHz 32 ? 0.0002%IMD SMPTE 32? 0.0005%Noise, A-Weighted -114 dBuCrosstalk @ 150 ? -87 dBInput Impedance 10k ?Output Impedance 0.1 ?Channel Balance < 0.6 dBMax Output @ 600? 125mW (8.68 VRMS)Max Output @ 150? 502 mW (8.66 VRMS)Max Output @ 32? 1 Watt (5.66 VRMS) Dispatched tracked / insured as high value item, if you want cheaper postage option, please contact before purchase. Feedback will be left after I have received feedback from buyer Overseas buyers will incur further postage, contact for cost before purchase

JDS Labs Element USB DAC & Headphone Amp. Working and functional comes with the power adapter

JDS Labs Element III Headphone Amp and DAC, Copper Ring. Item is in excellent cosmetic and working condition. The knob may seem a bit wobbly or loose, but the manufacturer has assured me that this is normal. Item comes in original packaging with original power adapter and a USB cable. Free shipping within the contiguous United States only!

JDS Labs Element III Headphone Amp and DAC, Copper Ring. Item is in excellent cosmetic and working condition. The knob may seem a bit wobbly or loose, but the manufacturer has assured me that this is normal. Item comes in original packaging with original power adapter and a USB cable. Free shipping within the contiguous United States only!