L1 Outdoor Portable RGB Light USB Bluetooth Wireless Speaker with Mic, L1

1. Speaker size: 50mmx2
2. Output power: 3Wx2
3. Sensitivity: 520mV
4. Cable length: 1.5m
5. Frequency range: 60Hz-20KHz LED
6. Working voltage: DC5V
7. Working current: 500mA
8. Interface: USB+3.5mm
9. Connection mode: USB / Bluetooth