Model: bk3266
Bluetooth chipset:v5.0
Bluetooth distance: 10M
Speaker size: Φ14.2mm
Support: HSP, HFP, A2DP, AVRCP
Resistance: 32Ω+/-15%
Sensitivity: 95+-3dB
Frequency: 20Hz~20KHz
Battery:60mah
Charging time: <1H
Music time:about 5hrs
Standby time: about 30hrs (using state)