Bluetooth V5.2 Knit Beanie Rechargeable Black Unisex

Upgraded Bluetooth V5.2, can connect to your smartphone within seconds so you can take your important calls as well as listening to your favorite playlist handsfree with the built-in microphone - all while keeping your head and ears warm. Premium knit acrylic yarn, thicker knitting 2.8oz, is comfortable and stretches to fit all. Specially customized rechargeable 250 mAh polymer lithium battery. Bluetooth hat charges in about 2 hours, gives you up to 21-22 hours talk time/music playtime and more than 2000 hours standby time. Transmission Distance: 36 feet Package includes: 1 x Bluetooth Music Hat, 1 x Charging Cable, 1 x User Manual