New Fashion Beanie Hat Cap Wireless Bluetooth Earphone Smart Headset Headphone Speaker Mic Winter Outdoor Sport Stereo Music Hat - Gray

Bluetooth hat
V3.0+EDR Bluetooth version, available for most of devices with Bluetooth function.
There are 2 earphones on both side of the hat !
Knitted material ,fashion and keep warm with answer the phone in winter.
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.
Set-in Li-ion chargeable battery, charge via USB Cable, long stand-by time.
Support display receiver battery on for iPhone.
When you want to wash the hat, just take the Motherboard out of the hat
That is Free size of the hat
Specification:
Bluetooth: V3.0+EDR
Frequency: 2.4026GHz-2.480GHz
Transmission distance: 10M
Transmission distance of MIC: 1 M
Li-ion Battery: 180mA
Charging time: 2.0 hours
Standby time: Up to 18 hours
Continuous working time: about 3.5 hours
Package:
1 x Bluetooth hat
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