Bluetooth Earbuds Stereo Sports Wireless Headphones Around The Ear

Bluetooth 4.2 sport earphone ipx7 wireless ear-hook headset stereo sweatproof mic headset feature: 1. High quality and bluetooth v4.2 for better stereo sound and superb bass sound. 2. Latest ipx7 waterproof tech well protects your headphones from splashing water , rain and sweat. 3. Up to 6h of continuous talking / music time and up to 250h of standby with a single charge means you can enjoy long lasting music and less time charging. 4. Faster & stable signal transmission provides better using experience. 5. Sweatproof & ear-hook design great for running, jogging, hiking, biking, etc.. 6. Compatible with all the bluetooth enabled devices. 7. Built-in hd and sensitivity mic, ideal for in-car calling or working office use. specification: item type: bluetooth sport earphones color: black chip: csr battery: 90mah charging time: 1-2hour music playback time: 4-5 hours talk time: 4-5 hours standby time: up to 240 hours transmission distance: 15-20 meters barrier-free