GoldWorld Bluetooth Beanie Hat Headphones with Stereo Speakers & Mic Winter Knitted Music Cap for Walking Running Skiing Chirstmas Gifts (Blue) Warm and outstanding Style: GoldWorld Beanie is made of 100% Knitted and is built-in high performance rechargeable Lithium-poly 45mAh battery, enjoy about 5-6 hours of premium quality talking/playing time (full charge in around 2 hours), up to 60 hours standby time. Wireless Headphone headset for Both Women and Men:Built-in Stereo Speakers and Microphone for Handsfree Call and Listenning to your love songs without Headphone cable's trouble. The best choice for Christmas Gifts: The Bluetooth Beanie is perfect choice for traveling, waiting for the bus, jogs in the cold or just rocking out in your bedroom!You will look great and keep warm while listening to your favorite songs.Everybody would need one. Washable and Easy to operate: 3 buttons on the panel for controlling--Making/Answering Call,Adjust Volume,Pre/Next Song----Works with any Bluetooth enabled device.and the Bluetooth Module and the speakers are fully removable,so you can wash the funk out of your Beanie hat after those long days of wear you are going to have. WARRANTY & SUPPORT - 100% risk-free and hassle-free.1 year manufacture warranty--GoldWorld Customer Support Team promise the effective,responsive,satisfactory Service.