GV-AA012 Protable Hi-Fi Headphone Amplifier Buit-in Power Bank

Headphone Amplifier Portable 3.5mm Audio Rechargeble HiFi Earphone Headphone Amplifier with Lithium Battery and Aluminum Matte Surface Ideal for MP3 MP4 Phones Digital Players and Computers.

【Mini HiFi Headphone Amplifier】It is Delicate, Compact, Lightweight, and Portable that it can be Carry Conveniently
【3000mAh Power Bank】3000mAh lithium battery inside, power bank function with USB A-type DC 5V 1A power output.
【3.5mm AUX Input and Output】3.5mm AUX Input and Output, SNR>120dB and THD+N 0.0003%, Make it Possibility to Output not just Louder Sound, but a Sharper and More Real Stereo Sound without Distortion
【Aluminum Matte Surface】Fashion Design Provides You a Comfortable Handheld Feeling While the Aluminum Matte Surface Makes it Durable
【Long Working Hours】It Adopts a Rechargable Lithium Battery with 3000mAH Capacity, Which Allows it to Stay Working More than 30 Hours
【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)