Creative Bluetooth Cap with Hands-free Headset Calls Function For Mobile Phone

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Features

V3.0+EDR Bluetooth version, available for most of devices with Bluetooth function
Fashion designed and also can keep warm on cold days
Build-in MIC and 3.7V/100mA Li-ion battery
Allows users to hand-free answer phone

Specification

Bluetooth    V3.0+EDR
Frequency    2.402-2.480G
Transmission Distance    10M
Li-ion Battery    3.7V/100mA
Charging Time    2 hours
Standby Time     60hours
Continuous Working Time    About 3.5 hours
Perimeter     40cm (flexible)