Features:
100% brand new and high quality
Knitted material, very fashion
Help you keep warm in this 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.
Note:
Speakers can be taken off so that you can wash the hat

Specifications:
Bluetooth Version: V3.0+EDR
Frequency: 2.4026GHz-2.480GHz
Transmission distance: 30ft or so
Transmission distance of MIC: ≤3 ft
Li-ion Battery: about 3.7V/120mA
Charging time: about 2.5 Hours
Standby time: about 60 Hours
Continuous working time: about 5 Hours
Gender: Neutral
Colors: Dark gray, Light grey
Size: Head circumference 44-55cm(stretchable)
Height: 22cm
Net weight: 63g

Package includes:
1 x Bluetooth Music Hat
1 x USB Charging cable