Description :Support Mode : Compatible With All Bluetooth Versions Comfortable To Wear And Stable .Hd Voice Quality In Ear Design Brings Safe And Stable Wearing Experience .Connect Mobile Devices By Bluetooth 5 . 0 Chip Enables Signals To Transfer Faster And More Stable.Portable Charging Box Battery Capacity 450Mah. Can Be Charged Repeatable Long Standby Hours .Ergonomically Design Use The Ergonomically Designed With Gel - Flexible Silicone Ear Caps To Ensure Your In - Ear Headphones Fit Comfortably To The Ears .Characteristics:1.Bluetooth Transmission Range: Up To 10 Meters2.Rechargeable Battery Capacity: 450 Mah3.Earbud Battery Capacity: 40 Mah4.Working Time: About 2-5 Hours5.Charging Time: About 1-2 Hours6.Standby Time: About 150 Hours7.Material: Plastic8.Waterproof Rating: Ipx59.Operation Mode: Touch10.Compatible: Android Ios Microsoft Tablet 99% Of The Smartphonespackage Includes :2 X Bluetooth Earbuds Left &Amp; Right1 X Charging Box1 X Usb Charging Cable1 X User Manual