Women Outdoor Sport Wireless Bluetooth Earphone Stereo Magic Music Hat

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1. V3.0+EDR Bluetooth version, available for most of devices with Bluetooth function.
2.  There are 2 earphones on both side of the hat !
3.  Knitted material ,fashion and keep warm with answer the phone in winter.
4. Set-in MIC, available for cell phone to transmit the speaking phone to your audio devices directly so that the user can hand free answering phone up via the device.
5. Set-in Li-ion chargeable battery, charge via USB Cable, long stand-by time.
6. Support display receiver battery on for  iPhone.
7. When you want to wash the hat,  just take the Motherboard out of the hat 
8. That is Free size of the hat

1.  Bluetooth: V3.0+EDR
2.  Frequency: 2.4026GHz-2.480GHz
3. Transmission distance: 10M
4. Transmission distance of MIC: ≤1 M
5. Li-ion Battery: 120mA
6. Charging time: 2.0 hours
7. Standby time: Up to 18 hours
8. Continuous working time: about 3 hours