■Bluetooth version：BluetoothV5.0 Jelly 6956A
■Function: Bluetooth/AUX play mode and call
■Bluetooth effective distance: ≥10m
■Bluetooth protocol: HFP1.5 HSP1.1 A2DP1.3 AVRCP1.5
■ Bluetooth working frequency: 2402MHZ~2480MHZ
■ Active and passive: active
■ Battery capacity: Li-ion 3.7V/300mAh
■ Music time: about 20 hours (70% volume)
Talking time: about 17 hours (90% volume)
Charging time: about 2 hours
■ Speaker: full-range speaker ￠ 40mm, 32Ω ± 15% (10mW)