Features:-100% brand new and high quality-Support in english chinese language switching -Support voice recognition for call answering and rejecting -Support music playing control and automatic switch when there is incoming call -Support two-in-one and dual-headphone output -Support various smart phones and tablet pcs-Support Self Timer FunctionSpecification:Bluetooth Version: Bluetooth 4.0 /4.1 Chips: CSR4.0 Transmission range: 10 meter/33ft Charging time:2-3 hours Talking Time:about 7 hours Compatibility:compatible with all comes Bluetooth phones Display power:In the iphone and millet phone can display Bluetooth headset battery case Sound Control、when a call comes in、you can only say "yes" or" no" Can connect two cellphones simultaneously、 and will not loss any callsColor: black、white、gold、silverSize:33*21*22mmPackage Included:1*Mini Bluetooth Headset 1*USB Charger1*One-piece Headset 1*Earhook