MOVKZACV Hi-Fi Headphone Amplifier Portable Headphone Amplifier 3.5mm Stereo Audio Input Out (Headphone Amplifier)(size:Size: 2.1x0.43x0.86inch)

Mini Headphone Amplifier: It is a power amplifier specially designed for headphones, compact, lightweight, and portable that it can be carried conveniently, can output remarkable sound without distortion. Powerful Amplifier: Suited to your style, listen to in ear monitors or drive over the ear headphones with 300 mW max power output from the on-board amplifier High-Quality Audio: Can Completely Filter Noise, 3.5mm Headphone Jack Input And Output, You Can Modify The Sound Quality And Tone on The Basis Of Increasing Output Power, And Enjoy High-Quality Audio. Specification: Battery capacity: 120 mA, Output power: 300mw * 2/16, Frequency response: 2-27KHZ, Signal to noise ratio: SNR: 95DB, Dynamic range: 90DB, Resolution: 70DB, Distortion: :(THD + N) 0.006%, Input impedance: 32, Output impedance: 200, Working temperature: -40 C ~ 60 C, Charging time: 40mins, Standby time: 200hours Wide Compacity: It can Remarkably Compatible with a Various of Digital Devices, Such as MP3 MP4 Mobile Phone Computer (Tips: It is not recommended to use while charging, because current disturbance will occur when charging, Which may lead to noise)