Slusalki Bluetooth SY-BT2209 pink
Bluetooth version: Jerry Bluetooth V5.3
Transmission distance: 10 meters Use time: about 45 hours
Standby time: 200 hours
Charging time: about 2 hours
Charging interface: Type-C 5V
Battery capacity: 400mAh rechargeable lithium battery
Speaker: Ø40mm
Sensitivity: 121±3dB
Impedance: 32Ω
Frequency response: 20Hz-20KHz
Supported protocols: A2DP, AVRCP, HSP, HFP
