Key features

• •【HiFi Headphone Amplifier 】-- It supports most headphones of high impedance 16-300Ω, 3.5mm AUX Input and Output, signal-to-noise ratio> 100Db, THD + N = 0.0003%, fully filter noise, enjoy high-quality audio
• •【Two-stage Gain Switch】-- It enhances the signal input into the amp circuit for the optimal performance of the headphones. Make it Possibility to output not only louder sound but a sharper and more Real stereo sound without distortion
• •【Rechargable Lithium Battery】-- It adopts a rechargeable lithium battery with 2000mAH capacity, which allows it to stay working more than 12-15h. Plus, there is a volume control knob for volume adjustment
• •【Portable and Lightweight 】-- This headphone amplifier is designed to enhance your music listening experience wherever life takes you; A sleek, sturdy shell and chassis allow for a durable use
• •【Broad Compatibility】-- This amplifier is remarkably compatible with a variety of digital devices, such as MP3, MP4, Mobile Phone, Computer, CD players and personal media players (Tips: It is not recommended to use while charging, because current disturbance occurred when charging may lead to noise)