Bluetooth Standard:Bluetooth v5.0
Capacity: 300mAh
Connectors:3.5mm
Frequency: 2.4GHz
Working voltage range: 3.0V-4.2V
Microphone sensitivity:-42dB
Standby time:100 hours
Bluetooth Standard:Bluetooth v5.0
Capacity: 300mAh
Connectors:3.5mm
Frequency: 2.4GHz
Working voltage range: 3.0V-4.2V
Microphone sensitivity:-42dB
Standby time:100 hours