Wireless Version: V4.2+EDR
Speaker impedance: 32Ω
Microphones sensitivity:42Db
Frequency:2.40GHZ
Battery Capacity:35MAH/350MAH
Input:DC5V
Transmission Distance:12M
Playing time:1.5-2hours
Charging time:1-2hours
Standby time:100 hours
Function: Bluetooth, answer the phone, single/bina mode ,mode free to choose to play music
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