Upgraded Unisex Knit Bluetooth Beanie Winter Music Hat Headphones V4.2 w/Built-in Stereo Speaker Unique Christmas Tech Gag Gifts for Boyfriend/Him/Men/Teen Boys/Stocking Stuffers Best Friend Birthday Unique Gifts for Men & Women: Upgraded Bluetooth beanie features in latest Bluetooth V4.2 technology, simply sync to any bluetooth device in seconds, hands-free connectivity including decline/accept phone calls and listen to music wirelessly up to 33 feet (10 meters) while staying warm in winter. A must have stocking stuffers gag gifts for best friend,birthday gifts for men,boyfriend gifts and gifts for him. Perfect technology for gym,fitness,workout,exercise,relaxation,outdoor sports. Longest Working Time in the Market: Bluetooth hat with built in 300mAh rechargeable Li-Ion battery can work continuously about 8 hours' talking time and 6 hours' playing time while other brands have 120mAh and 1-2 hours playing time only.Romantic gag gifts for him,adults,gifts for teenage boys. Loudest HD Speakers in the Market: Upgraded high performance stereo loudspeakers offer upto 110DB HD stereo sound, enjoy enhanced music listening experience with this beanie headphones in any bear garden while other brands upto70DB only and you cant hear in bear garden. Unisex & Washable & Thicker Knit: Fully washable, unisex, stretchable, one size fits all sizes and shapes. Thicker and higher quality knit material to stay warm (Ours weighs 0.14lbs while other brands are 0.1lbs only.) 100% Satisfaction Guarantee: You are making an intelligent decision doing business with our company. We know youre a big deal and we guarantee you with a free replacement or full refund. Add your Bluetooth beanie hats to your cart and experience the finest products and service around for your families, friends or yourself.A perfect gifts for men who have everything.