Headphone Amplifier, Portable Headphone AMP 3.5mm Stereo Audio Out, Powered Dual-Output With Lithium Battery And 2-Level Boost, Headphone Amplifier

Portable Headphone Amplifier which make it convenient to carry, can output remarkable sound without distortion. Headphone amplifier using Time: More Than 15 Hours, Load Impedance: 16-300Ω. High/Low gain switch and a bass boost for optimal performance of the headphones.

Audio Input ...Portable Headphone Amplifier which make it convenient to carry, can output remarkable sound without distortion. Headphone amplifier using Time: More Than 15 Hours, Load Impedance: 16-300Ω. High/Low gain switch and a bass boost for optimal performance of the headphones.

Audio Input: 3.5 mm Jack, Audio output: 3.5 mm Jack Headphone Amplifier works for SONY, Sennheiser RS120, HDR 120 and beyerdynamic headphone. Portable Headphone Amplifier which make it convenient to carry, can output remarkable sound without distortion. Have High/Low gain switch and a bass boost for High Quality Audio of the headphones.

Note: It is not recommended to use while charging, because current disturbance will occur when charging. (That's why there is noise. When fully charge, please disconnect the power supply, and then use the headphone amplifier.) Specification: Capacity: 2000mAH(3.7V) Amp Using Time: More Than 15 Hours Working Voltage: 8.3V/1A SNR>120dB Distortion: 0.004% Output Power: 40Mw in Impedance 16Ω Headphone Impedance: 16-300Ω Dimension: 95 x 52 x 13(L x W x H) Package Included: 1 x Headphone Amplifier 1 x USB Power Cable 2 x Audio Cable 1 x User Manual