Noice Reducation Wireless EarbudsBluetooth 5.0 and lossless HD rendering technology produce incredible sound quality with deep bass and ensure your great experience with fast, stable and efficient transmission. High Quality Bluetooth Chip which will proivde wonderful noice reduction, you will be immersed in your Music World. ( Keep the range within 33ft)One Step Pairing & Build-in Mic Bluetooth HeadphonesD2 wireless Bluetooth earbuds are one-step pairing and it will automatically connect to its memorized phone when power on next time. With the built-in mic, you can answer your phone with one click on the ear bud. Wireless Earphones with Charging CaseBuilt-in 2000mAh rechargeable battery charging case, wireless earbuds can play for 4-5 hours on a single charge, portable charging case can recharge the earbuds 18 times after a single full charge. It can be charged automatically once put earbuds in the charging case.Confortable Fit & Sweat-Resistant In-Ear HeadsetIn-Ear stereo wireless earbuds fit perfectly for different kinds of ears with 3 different size sets of silicone ear tips. Resistant to sweat, water and rain, this lightweight sport earbuds can always stay snug whatever sports you are doing, ideal for sweating it out at the gym.(Remember to wrip dry the earbuds after exercise)Widely Compability Wireless Bluetooth EarbudsCompatible withiPhone 14/iPhone 14 Pro/iPhone 13/iPhone 13 Pro/iPhone 12/iPhone 12 mini/iPhone 12 Pro/iPhone 12 pro Max/iPhone 11/iPphone 11 Pro Max/iPhoneX/iPhone Xs Max/iPhone Xr/iPhoen8/8plus/iPhone7/iPhone6/Android Samsung Smartphone,etc.