Atill Wireless Bluetooth 4.1 Headphones Noise Cancelling In-ear Sports Stereo Earhook Earbuds Headset for iPhone 6,6s,5s,SE, iPad, iPod, i-Watch Models, Samsung Galaxy S6, Sony, LG, Mp3, Mp4(Black) Improved Wearing Experience- Add silicone overmolding earhooks, the earbuds stay in place during your run and intense workouts, and snug oval silicone ear tips will make the wearing unnoticed. Reliable Wireless Connectivity- Advanced Bluetooth 4.1 technology enables connection with two Bluetooth-enabled devices simultaneously, strong signal even up to 30 feet allows you to move freely and stay focused. Excellent Microphone & Audio- Our HD microphone is infinitely superior to those in such kind of Bluetooth Headphones in the market, you can enjoy crystal-clear calls. Perfect audio output is available with the CVC6.0 noise cancelling tech. Unparalleled Battery Performance- The rechargeable Li-ion battery inside presents incredible performance in up to 8 hour playback/call conversation. 1.5h fast full charge gets you back to non-stop music streaming as quickly as possible. WARRANTY- We provide 1-year 100% satisfaction guarantee. You can enjoy risk free use or perfect replacements within one year.