Microphone
Microphone Unit: Φ4*1.5mm
S.P.L: -42±3dB S.P.L at 1KHz
Impedance: ≤2.2kΩ
Frequency response: 100Hz-10,000Hz
Directivity: Omni-directional
Speaker
Speaker diameter: Φ40mm
Frequency response: 20Hz-20KHz
Impedance: 32Ω
S.P.L: 95±3dB S.P.L at 1KHz
Rated power: 20mW
Bluetooth
Bluetooth version: 4.0+EDR
Support profile: HSP,HFP,A2DP,AVRCP,APTX
Transmission frequency: 2.40GHz-2.48GHz
Transmission distance: 10m
Pairing name: Ausdom M07
Battery
Charging port: Micro USB
Standby time: More than 150 hours
Talking time: About 14 hours
Playing time: About 14 hours
Charging time: About 2-3 hours
Battery type: Build in 250mAh rechargeable lithium battery
Storage temperature: 0℃ - 40℃
Operating temperature: -20℃- 65℃