Specification:
Bluetooth: Jerry Bluetooth V5.3
Transmission Distance: 10m
Sensitivity: -42dB±3dB
Frequency Range: 30Hz-20KHz
Support Protocol: HSP/HFP/A2DP/AVRCP
Speaker: Φ100mm@32ohm
Battery Capacity: 30mAh/ 300mAh
Talk Time: Around 4hrs
Music Time: Around 4hrs
Earphone Charging Time : 1-2 hour
Battery Case Charging Time : 2 hours
Battery case Endurance: 3-4 times
