Chip: BT5656C2
Bluetooth Version: 5. 3
Frequency Range: 2402-2480MHZ
Working Range: " 10 meters
Battery Capacity: 3. 7/40MAH
Charging Box Capacity: 3. 7/300MAH
Charging Time: Approximately 1. 5 hours
Talk Time: Approximately 3. 5 hours
Listening Time: Approximately 4. 5 hours
Standby Time: Approximately 90 hours
Guangdong Public Network Security 44030902004072 Number
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