Proven Platinum Wireless Bluetooth Beanie + Free Gift &mdash; Warm, Comfortable Hat with Built-in Wireless Speakers &mdash; Features Volume Control, Play/Pause, & Microphone &mdash; Warm, Soft Knit Cap HANDS FREE LISTENING: Leveraging the power of 4.1 Bluetooth technology, our beanies free you up from earphones and earbuds so you can listen to your favorite tunes hands free straight through your hat. Order yours now and receive a Free digital edition of the #1 bestselling book "Stop Being Lazy" by Alexander Mller. SOFT, COMFORTABLE KNIT CAP: Our caps are designed to keep your head warm while youre outdoors. And whether youre exercising, playing in the snow with family, or just walking your dog, your head and ears wont feel the cold sting of winter air. RECHARGEABLE & WASHABLE: Our Bluetooth Beanie features a USB charging cable and a Li-Ion battery to give you up to 6 full hours of listening time. BLUETOOTH CONNECTIVITY: Our hats are like a headset receiver that give you wireless range up to 33. And because theyre compatible with smartphones, tablets and most other Bluetooth devices, you can run, jump and play without being plugged into anything! SATISFACTION GUARANTEE: If you are unsatisfied with your Bluetooth beanie purchase for any reason, we'll replace it or give you your money back, no questions asked. Get yours within 48 hours with Amazon Prime!