Wireless Beanie Hat has V5.0 technology, you can and quickly connect the music beanie cap to your wireless devices in seconds, wireless range up to 33 ft indoors.3-button control panel makes wireless hat to switch the and controls the volume. The built-in mic and hands-free calling function for music hats let you 't miss any callings, makes you keep your ears and hands warm when you call your families and . The battery chip of Bluetooth beanie with light plays more than 12 hours: Built-in rechargeable 180mAh battery lasting for 12 hours while others have only 120/150mAh and work only 8 hours. It charges about 1.5-2 hours, providing you up to 12 hours of talking time/music playtime. With wireless beanie hat for Girls, a good wireless hat with music can play for a week. With Double layers materials, the musical beanie with LED is thicker than another music hat. With great and breathability which is elastic size fits most. Incredibly warm and windproof enough and adults. These Beanie Bluetooth Hat with Hands-free Bluetooth speakers and LED light which are rechargeable and removable. You can charge it via laptop, power bank, socket, car charger, etc. Three adjustable brightness of the , you'll have the perfect amount of light for any task. Bluetooth Beanie hat is a fashion/interesting/technology sense//lovely Christmas gift for people who loves indoor and outdoor sports such as jogging, running, walking, skiing, camping. Colour:C:black+white :acrylic fiber Package Contents: 1 x hard hat light Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.