Bluetooth Beanie Headset Musical Winter Knit Headphone Hats Warm Soft Cap with Stereo Speakers built-in Mic Hands Free for Outdoor Sports Christmas Gifts ??Great for Outdoors and Sports?&nbsp;Double knitted beanies ,keep your head warm and allows you to listen to your music without having to wear additional headphones,the Bluetooth stereo headset brings you great sound quality,style and comfort,perfect for workout,outdoor sports such as skating, hiking, camping, dog walking, holiday travelling and so on ??Impressive and Friendly Design?The control panel built-in stereo speaker and microphone on the left earpiece allows you to skip back and forth through your playlist, answer and hang up calls without having to use your phone ??Bluetooth Beanie 4.1+EDR Technology?Easy and fast to pair with cell phones, tablets and other Bluetooth enabled music devices,wireless range up to 33 feet ??Excellent Battery Performance?Bluetooth beanie hat built in rechargeable Li-Ion battery, supports up to 6 hours playing time at the volume to 70% of the maximum volume ??Fully Washable?One size beanie fit most heads and washable after removing the headphones from the pouches of beanies