RIZIZI Wireless Earbuds with Earhooks, Made for Exercise, Combine LED Digital Display to Bring You a Day of Quality Music Enjoyment. 1.The charging case has a LED digital display on the outside, that makes the charging process visible. 2.RIZIZI bluetooth earphones support wireless charging and USB C charging, and the 40hrs total playtime allows you to enjoy a full day of music. 3.The ear hooks keep the earbuds firmly attached to the ear, don't worry about dropping the earphones during exercise and interrupting your sport rhythm. 4.The HD sound quality transfer allows you to immerse yourself into the music world, clear your mind and give yourself a break. 5.There has a wireless charging area at the bottom of the charging case, you can place the charging case's wireless charging area on the wireless charger's charging area, connect the wireless charger to the power supply, then charging case and earbuds will be charged together.(Package doesn't include wireless charger) Up to 40Hrs Audio Playtime with Digital Display Charging Case RIZIZI bluetooth headphoens can be used for 8 hours on a single charge, charging case can charge the earbuds 3-4 times. The overall battery life can reach 40 hours when combined with the charging case, meet your day's need. 1.The number: Battery percentage of the charging case. 2.Four independent power consumption indicators: Charging process of the earbuds. Specially Designed Sport Bluetooth Wireless Headphones with Soft Earhooks 1.Our bluetooth earbuds equipped with 3 different size ear tips to meet different customer ear canal, choose one which is suit you best and attach to the earbuds. 2.Put the earhook over your ear and insert the eartip into your ear canal and give it a slight twist until you see fit. 3.Adjust the earhook to make it securely and comfortably stay around your ear, then you can begin your musical journey. Stereo Sound Quality Our wireless buletooth earphones provides HD, strong stereo sound quality, let you have your own little music world, make you fall in love with music. Bluetooth 5.1 Bluetooth 5.1 provides reliable and fast connection for stable music streaming, enjoy music without being interrupted. Wide Compatibility Our wireless headphones can works with most devices, like IOS system devices, Android system devices and most devices with bluetooth. Its wide compatibility gives you nothing to worry about.