Tenergy Wireless Bluetooth Beanie Hat with Detachable Stereo Speakers & Microphone, Fleece-lined Unisex Music Beanie for Outdoor Sports, Braid Cable Knit is on sale for $4.92 at Sams club.
and Newegg [newegg.com]
are selling thes for over $20, so a good deal imo.
A multifunctional beanie with wireless stereo speakers and wireless microphone: keep warm with this beanie hat while also listening to music or making calls via Bluetooth technology. This beanie can connect you to your cell phones, smart phones, iPhones, Androids, tablets, etc.
Wireless Bluetooth 4.1
Includes hands-free speakers and microphone
Connects to your cell phones, smart-phones, iPhones, Androids, tablets, etc.
Rechargeable battery allows for 6 hour of music / 60 hours standby
Trendy beanie designs and thick inner lining
Long-lasting bluetooth speakers
Easily washable: Bluetooth modules can easily be removed