*Microphone Unit Φ4.15mm
*S.P.L -42±3dB S.P.L at 1Khz
*Impedanc ≤2.2KΩ
*Frequency response 100Hz-10,000Hz
*Directivity Omni-directional
*Speaker diameter Φ40±0.3mm
*Frequency response 20Hz-20KHz
*Impedanc 32Ω±15%
*S.P.L 91±3dB S.P.L at 1KHz
*Rated power 20 mW
*Bluetooth version BT1210J 4.1+EDR
*Support profile HSP/HFP/A2DP/AVRCP
*Transmission frequency 2.40GHz-2.48GHz
*Transmission distance indoor 10m, outdoor 7m
*Pairing name AUSDOM H8
*Charging port Micro USB
*Standby time More than 1800 hours
*Talking time About 15 hours
*Playing time About 12 hours
*Charging time About 2 hours
*Battery type Build in 360mah rechargeable lithium battery
*Storage temperature -40℃ - 80℃
*Operating temperature -10℃- 50℃