*Comlpliant with Bluetooth V1.2 .Faster speed of matching and connection, It has better sound quality of clear and nice. Also, its anti-disturbance ability is stronger.
* Frequency:2.4GHz Spectrum *Operation rang : wirelessly up to 10M(30inch). Allow you to be hands free and carefree all day long, Enjoy the happiness of wireless communication. *Support Voice dialing function /answering calls through single button /refusing incoming calls/hanging up calls etc.Adjustable volume control, matching/encryption/password security certificate. LED indicating" Rechargeable Li-polym er battery" *Charger voltage:100-200 volt. Lasting talking time is more than 8 hours. Standing time is more than 280hours.