Come and see our amazing products. This knitted Bluetooth beanie has an attractive look made of wool and comes with bluetooth 5.0 technology for wireless music headphones. You don't need to plug your headphones into your ear canal during exercise or when you need music to help you sleep. You can wear this warm hat without any burden.You also no longer need to carry a bulky portable power source when you're out and about, as its headphone cover can charge your smart devices.All in all, this headset will greatly facilitate your travel, warm your sleep, and protect your cold, while exercising and sweating. Pls confirm with us about the packing info, stock color and exact production time before placing your order.