eSynic HiFi Headphone Amplifier Portable

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*HiFi Headphone Amplifier*------: This eSynicHiFi Headphone Amplifier Amp Supports 3.5mm AUX input and Output, is Designed for Headphones. Compatible with MP3 MP4 Mobile Phone Computer.

*Buit-in Power Bank*------: This eSynic Headphone Amplifier it Adopts a Rechargeable Lithium Battery with 3000mAH Capacity, which Allows it to Stay Working More than 20 Hours or Fully Charge your Phone once.

*Support 16-300Ω Impedance*------: The Rechargable HiFi Earphone Amp is 16-300Ω Impedance, SNR more than 120Db and THD+N 0.0003%. Make It Possibility to Output Louder Sound and a Sharper and More Real Stereo Sound without Distortion.

*Two-Stage Gain Switch*-------:This Portable Headphone Amplifier with Two-Stage Gain Switch which Enhances the Signal Input Into the Amp Circuit for Optimal Performance of the Headphones.

*Aluminum Alloy Casing*--------: The eSynic HiFi Headphone Amplifier used Aluminum Alloy Casing is Durable Overall Shielding Reduces Signal Interference and Enhances Heat Resistance. Lightweight and Portable for Carrying Conveniently