Parameters
Bluetooth version: 5.0
Chip: Airoha 1536U
Type: ANC(Active Noise Cancellation)
Support protocol: HFP/HSP/A2DP/AVRCP
Speaker: 13mm
Distortion: <5%
Speaker sensitivity: 113±3dB
Microphone sensitivity: -42±3dB
Impedance: 32Ω
Signal to noise ratio: >85db
Frequency response range: 20-20KHZ
Battery type: polymer battery
Battery capacity: 45mAh
Charging box battery capacity: 360mAh
Charging current: 50mA
Charging time: about 90 minutes
Charging current: about 340mA
Charging input interface: lighting
Charging input voltage: DC 4.8~5.4V
Rated power: 3mW
Talk time: about 4H
Music time: about 5H
Charging Time: about 60min
Standby Time: about 520 days
Earphone N.W: 3.8g
Charging box weight: 48.2g
Charging box size: 60.8*22*45.4mm