Waterproof IP66 Sweatproof Outdoors Sports Wireless Headsets KAYSION Bluetooth V 4.1 Earbuds Earphones Headphones with 100 Hours Super long Standby Time for Any Bluetooth-enabled Devices Waterproof Headphones:NOT FOR SWIMMING.BUT way beyond water "Resistant".Nano-cosating waterproof IP66 design . Not for immersion in water. Don't immerse but it will survive the shower, beach, hot tub, boat etc .If dropped in Pool/Standing water accidently these earbuds will shut off,BUT unlike most other earbuds,these have been internally engineered to function normally again once they are internally dried out for +/-12 hrs. Bluetooth Sport Headphones :Designed for sport use,sweat at the gym & run in the rain .The flexible ear loops can be easily adjusted according to your ear size. Ergonomic innovative design ensures this headset is comfortable and secure for Running,Jogging,Biking,Driving,Fishing,Camping,Hiking and other Outdoor Sports or even relaxing at home. Bluetooth 4.1 : The Most Advanced Bluetooth 4.1 Chips Hardware Configuration supports Headset Profile / Hands free Profile/A2DP Profile/AVRCP Profile and ensure Hi-Fi CD Quality Stereo Music Sound and Strong Signal. Leading apt-X Tech Can Provide No-lag Voice when Listening to Music or Calling with Mic.10 meter Bluetooth connection range. Compatibility:Universal Compatible for but not limited to Apple iPhone 6S 6S Plus iPhone 6 6 Plus 5 5S 4 4S iPad iPod Samsung Galaxy S6 S5 S4 S3 LG Motorola Sony and iOS/Android Mobile Phones. Almost all smartphones can work with this well.It can connect to two cellphones simultaneously. Only need to pair once and easy to pair. Bluetooth Headphones With Mic :Wireless Headphones with HD Mic with CVC6.0 noise cancellation, ensure Stereo Music Sound and Strong Signal. Tap to answer or disconnect. Built-in lithium-ion polymer battery,provide up to 6 hours of music,8 hours hands free call time ,2.5 hours charge time and up to 100 hours of standby time.