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

Description: HiFi Headphone Amplifier, Delicate, Compact, Lightweight, and Portable, Which Make it Convenient to Carry, Can Output Remarkable Sound without Distortion.
Features: -Portable Small Compact Audio Stereo Headphone Amplifier is Convenient and Easy to Use - 3.5 mm AUX Input and Output -High-Quality Audio, Suitable for MP3 MP4 Mobile Phone Laptop PC -Noise Reduction Function, and Distortion with Enhanced Dynamics, Perfect Pure Stereo Effect, HD Voice Music Sound Quality Optimization -Aluminum Matte Surface, Give You a Sturdy Feeling -Built-in Rechargeable Battery, Charge by Micro USB Cable -Power LED and Charge LED Indicator Supported
Specifications:
Input/Output Port: 3.5 mm
Audio Input Lithium Battery Capacity: 2000mAH
Amp Using Time: More Than 8 Hours
Amp Internal Voltage: 8.3V /1A SNR>100Db THD+N 0.0003 %
Output Power: 40Mw in Impedance 16O Adapted
Headphone Impedance: 10-150O
Dimension: 97 x 60 x 15 (L x W x H)
Package Included: 1 x Headphone Amplifier 1 x USB Power Cable 1 x Audio Cable 1 x User Manual