Solution: Jerry 6973 Bluetooth version: Bluetooth V5.3
Transmission Distance: 15-20 m usage Duration: 5-6 Standby time: 180 hours Charging time: 1.5 hours TWS wireless dual channel stereo: HSP/HFP/A2DP/AVRCP/SPP Headset battery capacity: 4509009(30mAh) charging box Battery
capacity: 602030(300mAh) Single-core with lithium protection OVP
