Fullight Black and Yellow Tech Bluetooth Beanie Hat w/Plaid Scarf Set

Specially customized 250mAh Li-battery,the largest Battery capacity but lowest comsumption offering Longest Continous Working time upto 16-20 hours for wireless music and handfree call.Triple capacity than those low-end ones.  Upgraded chip offers the most stable and strong connection. Much more stable than others which may cut in and out.  Upgraded HD speakers offer sound output up to 110db which is the loudest in the market so far,powerful but still clear and crisp for you to enjoy clear music and take calls in noisy environment.  Combined double knitting adds 0.02lb more knitting,soft double knit material,much more thicker to keep your head warm & comfortable in the winter.