Microphone
Microphone Unit: Φ4*1.5mm
S.P.L: -42Impedance: ≤2.2kΩ
Frequency response: 100Hz-10,000Hz
Directivity: Omni-directional
Speaker
Speaker diameter: Φ10mm
Frequency response: 20Hz-20KHz
Impedance: 32Ω
S.P.L: 95dB
THD: <3%
Bluetooth
Bluetooth version: V4.0
Support profile: HSP,HFP,A2DP,AVRCP
Transmission frequency: 2.40GHz-2.48GHz
Transmission distance: 10m
Pairing name: Ausdom S7
Battery
Battery Type: Built-in 120mAh (60 x 2) Rechargeable Lithium Battery
Charging port: Micro USB 5V/1A
Running Time: About 8 hours Talking / About 8 hours Music Playing
Charging time: About 1.5 hours
Operating Temperature: -10℃ to 45℃