Interface: 3.5MM audio
Whether plug and play: plug and play
External power supply: with external power supply
Transmission rate: 10 (Mbps)
Effective working radius: 8 (m)
Bluetooth standard: 4.0
Working frequency: 185 (MHz)
Input voltage: DC5V
Input current: 500ma
Power: 185mw/h
Battery capacity: 650mA
Working time: 2-3h
Effective distance: 5-8 meters