DJ and Sport Wireless Headphones Stereo Bluetooth Headset,support line monaural, binaural plug wire, single and double switch freely both experience (blue) Advanced technology: waterproof design of anti rain erosion sweat,Which makes you do not worry your bluetooth headset devices runs out of juice when you're enjoying camping,Exercise/Running/Jogger/Sports/Gym/Hiking Headsets Earphones Earbuds with Clear Sound hiking or other great outdoor activities. support line monaural, binaural plug wire, single and double switch freely both experience as you choose. In the car needs one ear, simply right ear alone S530 can get all monaural Bluetooth experience; in the running, sports or music, simply connect the cable to connect to the ears together, you can get dual stereo sound Bluetooth headset, with more soundly music experience. Built-in twin rechargeable Grade A polymer 105mAh battery provide up to 6 hours of music, 6.5 hours hands free call time and up to 240 hours10 day) of standby time,Left and right ears independent power supply, power is more robust, more durable endurance. Lightweight Material:Extensive use of lightweight materials to make sure comfort of long time wearing experience ,Rubber adapters, BOSSJOY S530 bluetooth headset could connect with more than 1 cellphones at the same time and change the phone calls from two cellphones freely.Compatible with All Phones That Are Bluetooth Enabled