Bluetooth version: V5.2+EDR

Wireless frequency: 2.4GHZ

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

Transmission distance: 10 meters

Battery capacity: 45mAh

Charging voltage/current: 5V/1A

Play/talk time: about 8 hours

Charging time: about 1 hour

Standby time: 120 hours

Horn impedance: φ8MM 32Ω

Sensitivity: -42Db

Operating temperature: -10-50℃

Charging case parameters

Input voltage/current: 5V/1A

Battery capacity: 500mAh