IPX7 SWEATPROOF EARPHONES: The IPX7 water-resistant nano-coating efficiently protects sport headphones from sweat, light rain or snow. This is the ideal companion whilst doing jogging, running, yoga, sports, and going to the gym. | REDEFINE YOUR EARS IN RICHER RANGE: You may not get used to this earbuds with richer bass and mid at first if you used to use earbuds with flat or sharp sound. Thanks to the tuned driver, CSR chip and Bluetooth 5.0, you can get superb bass sound, as well as richer and crisp sound with Vipcall earbuds at the furthest degree that in-ear & Bluetooth-compression items can achieve. | ENHANCED COMFORT & WEARABILITY: 1. We have improved the ear hooks to the proper hardness for snug fit. 2. Additionally come with a pair of memory-foam ear tips (adapt to ear canal to provide a perfect seal and snug fit to help keep your earbuds in place) and a cord clip, besides 3 pairs of regular ear tips in different sizes for your custom fit. 3. Suitable for normal size ears. | 2-HOUR QUICK CHARGE FOR 16 HOURS PLAYING: Improved lithium polymer battery brings up to 16 hours pleasure musically and socially with a quick charge of only 2 hours. It will show the remaining battery power of the headphones on the iOS Phone screen. Note: Please use charging cable provided, or certified brand charging cable. | WHY WE RECOMMEND IT TO YOU: Vipcall headphones not only gives you attractive & stylish look, but also provides IPX7 waterproof protection and richer bass to meet your practical needs.