Immerse yourself in music with these Deep Bass Wireless Earbuds and Charger HD stereo sound quality and deep bass sound  Headphones automatically connect to phone once theyre out the charging case Simply pair once by selecting TWS on your bluetooth list  Each earphone has a built-in 40mAh rechargeable battery Up to 2 hours of music play from a single charge Portable charging case has a built-in 500mAh large capacity battery Charging case can fully charge headphones 6 times  Please see Full Details for full specifications Enjoy your favourite tunes with these Deep Bass Wireless Earbuds and Charger - save 57%