Model BH-T23 Color black white purple pink Version 5.3 Support HFP HSP A2DP AVRCP Frequency range 20Hz～20KHz Headphone battery capacity 30mAh Charging compartment battery capacity 300mAh Transmission distance 10M Call duration 2 hours (80% volume) Play time 4 hours (80% volume) Standby time: about 30 hours Headphone charging time: about 1.5 hours Charging time in the charging compartment is about 2 hours Speaker Φ8mm @32ohm Impedance 32Ω±15% Charging compartment battery capacity 300mAh/ 3.7V / 1.11Wh (Input) Charging compartment 5V-0.5A (Output) Charging compartment 5V- 0.3A
