Product description
1. Support 5v USB power supply
2. Dual channel 3.5 audio input
3. Built in 3W high power dual channel Class D audio amplifier
4. 1000UF large capacity power filter capacitor
5. Frequency Response:80-2000HZ
6. Input:5V
6. Power:2*3W
7. Size:75*75*75(mm)*
1. portable mini speaker
2. USB powered
3. dual channel
4. 3 w audio amplifier