1, headset parameters

Bluetooth version: V5.0+EDR

Wireless frequency: 2.4GHZ

Supporting agreement: A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3

Transmission distance: 10 meters

Battery capacity: 50mAh

Charging voltage / current: 5V / 1A

Play / talk time: about 4 hours

Charging time: about 1 hour

Standby time: 120 hours

Speaker impedance: φ8MM 32Ω

Microphone sensitivity: -42Db

Working temperature: -10-50 °C
2, charging bin parameters

Input voltage / current: 5V / 1A

Battery capacity: 1500mAh, 2600mAh