SD05 Audio Signal Amplifier Hi-Fi Music Accessory for Phone

This SD05 amplifier is a portable headphone amplifier with high-power and high-fidelity output. It can be used for mobile phones, computers, tablets, iPods, and MP3 players to increase volume and deliver a more satisfying experience when listening to audio.
Features
Increasing thrust power output of music.
Make up for the mobile phone audio output up to 180 mw @ 16Ω.
Getting a better dynamic response and output sound pressure.
High-frequency and low-frequency dynamic compensation technology.
Audio automatic detection and automatic charging detection.
Specification
Product Type Hi-Fi audio signal amplifier
Model SD05
Output Power Max: 300mw x 2/16Ω
Frequency Reaction 2-27 kHz
SNR 95dB
Dynamic Range 90dB
Resolution 70dB
Distortion ≤0.006%
Input Impedance 32Ω
Output Impedance ≤200Ω
Working Temperature -40-60 °C
Storage Temperature -40-85 °C
Battery Capacity 200mAh
Product Size 60 x 25 x 10 mm
Package Contents 1 x Audio Amplifier