Mini HIFI Stereo Headphone Amplifier AMP 3.5mm AUX Digital Audio Player For Smartphone

Description:
This HiFi headphone amplifier, delicate, compact, lightweight, and portable, can improve your smartphone sound quality, making it possible for you to enjoy HD clear pure stereo sound without distortion. You're worth it!

Features:
Mini HiFi Amplifier: It is delicate, compact, lightweight, and portable so that it can be carried conveniently.
3.5mm AUX Input and Output: 3.5mm AUX input and output, 95DB SNR and THD+N ＜0.006%, make it possible to output sharper and more real stereo sound without distortion.
Rechargeable Lithium Battery: It adopts a rechargeable lithium battery with 200mAH capacity, which allows it to stay working long time.
Compatibility: It is specially designed for mobile phones, but also can be used to car audio, outdoor speaker and so on.
HIFI Sound: Noise reduction function, and distortion with enhanced dynamics, perfect pure stereo effect, HD voice music sound quality optimization

Specifications:
Output power: Max: 300mw * 2 / 300mw * 2 / 300mw * 2 / 300mw * 2 / 300mw * 2 / 16Ω
Frequency / response: 2-27KHZ 27KHZ
Signal to noise ratio: 95DB
Dynamic range: 90DB
Separation: 70DB
Distortion: ≤0.00 6%
Input impedance: 32 Ω
Output impedance: ≤ 200 Ω
Operating temperature: -40℃ ~ 60℃
Storage temperature: -40℃ ~ 85℃
Storage humidity: 10% ~ 90%
Battery: Built-in lithium battery, 200mah (Charged by a Micro USB cable)
Battery endurance: Approx. 30 hours
Size: 70 * 25 * 10mm / 2.76 * 0.98 * 0.39inch
Color: Gray (Shown as the pictures)
Package weight: 40g

Package List:
1 x HiFi Amplifier (Not including charging cable)1 x HiFi Amplifier (Not including charging cable)

Note:
The headphone amplifier ONLY improves sound quality, can NOT increase volume.