Button self-starting
Bluetooth vision: Lansun V5.0. Both earphone call.
Play time: 2 hours (depend on 80% volume)
Stand-by time: 100 hours
Earphone battery capacity: 3.7V 40mA
Charging box battery capacity: 1200mA(with protection board)
Charging time:1.5H
Standard distance: 10 m
Microphone sensitivity: -60dB
SNR:≥60
Speaker:Φ9mm*2
Impedance:32Ω
Product size: 2.3*2cm
Charging box size: 7.2*4.8*3.2cm