Bluetooth: V5.0 Transmission
Range: 10m (free space)
Earplug weight(each): 5g
Charging box: 500mAh, 65g
Frequency reponse: 20HZ-16kHz
S/N: 95dB(A-weigh)
Battery capacity: Earplus weight (each) 55mAh
Battery charging time: Earphone 90 minutes, Charging box 3 hours
Battery use time: About 2-3 hours of music time
Support audio codec: A2DP/AVRCP/HFP/HSP