Bluetooth version JL5.0
Speaker diameter: Φ40mm type4083
SPL: 118+/-3dB@1KHz
Impendace: 32Ω
Frequency: 20Hz-20KHz
Battery: 3.7V 200mah
Working time: 5hours
Automatically powered off in 5min if not connected
Function: volume up/down,track back/forward,answer/end call,hold-off call,bluetooth play,hands-free conversation,redial call,accept connection by bluetooth,Only English broadcast,power display
