Amplifier board - AMP Board+3W USB Power Supply DC 5V Mini

Features : 

DIY audio for your MP3, MP4, Laptop or any application which USB power can support.
Power Supply: DC 3.6v-5.5V,
Output power: 3W +3 W
SNR: 90dB
Efficiency: >90%
Size：24x15.5mm
Hole Size: Pitch 20mm, Bore: 2mm

Note:

Please use voltage stabilizer if you want to use Power convertor.
Do not use a power which higher than 5.5V. Otherwise, the chip will damage.
The two speaker is drove by BTL. They are undependent. Do not connect they together.

Package included:

100% Brand New
1 XMini 2CH USB Power 3W + 3W Digital Amplifier Module DIY

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