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Bluetooth Version: V2.1
transmit power: Class2
Transmission Distance: Up to 10 meters (depending on the specific cell phone, the environment and the transmission distance is different)
Talk time: up to 5 hours
Standby time: up to 110 hours
Dimension: Bluetooth headset main 35*18*10mm,
Headset Weight: 7g (Bluetooth headset not included ear hook main body) Optional colors: black, white
