L1 Outdoor Portable RGB Light USB Bluetooth Wireless Speaker with Mic(Black)

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