Morttic Wireless Smart Bluetooth Beanie Hat 4.2 Musical Knit Headset Cap with Headphone Speaker Mic for Men Women Outdoor Sport(Blue)

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.

Speakers can be taken off so that you can wash the hat