XGIMI SH1 Bluetooth Headphones - Retail Packaging (Black) SH1 Premium Bluetooth Earbuds for Wireless Music/Phone Calls featuring Sport ear cushions. Comfortable, secure fitting, small and fashionable bluetooth earbuds for active sports are 40% smaller than the average earbuds on the market, and half as heavy. Featuring on-ear music/call controls saving you the trouble of removing the earbuds during your sporting events or workouts. 5 Hour battery life from rechargeable Lithium Ion battery. Exclusive noise reduction technology that eliminates white noise and delivers crystal clear sound with impressive bass; a true audiophile experience.