Sunnest Bluetooth Headphones V4.1 Wiereless Headsets In-Ear Sweatproof Noise Cancelling Sports Earphones Earbuds with Microphone for iPhone iPad iPod Android and Bluetooth-enabled Devices(Black) Hands-free with Hi-tech: Developed with latest Bluetooth V4.1, your devices and our Bluetooth headphone can still stay connected by strong wireless Bluetooth signal even up to 33ft away, and you can have music play with least loss in sound quality, the built-in HD microphone adds to give you the expected freedom from hands-free call and music streaming. Innovation Design: Sweat-proof, light weight and ergonomic design optimized for ultra-comfort that ensures it is ideal and comfortable for sports activity like running, jogging, driving, camping, hiking, gym exercise and more; Comes with interchangeable earbuds and ear hooks for secure and personal fit when walking or exercising. Simple Button Control: This Bluetooth earphone allows you realize remote control to your devices, such as, previous track/next track, answer/end calls, volume up/volume down at the most convenient and by simplest operation.Build-in microphone makes your phone call hands free. The rechargeable 80mAh Lithium Battery can offer approx. 8h music streaming or call talk, 14 days long-lasting standby time, but only needs less than 1 hour to get charged. Super Compatibility: Works with iPhone 6 6plus 6S Plus, 6S, iPhone5 5s 5c, iPad, Samsung Galaxy, Android Smart phones and Tablets, Windows devices, and most Bluetooth-enabled devices. Warranty and Service: 12 months worry-free product guarantee from Sunnest which ensures long-lasting enjoyment of your purchase. Please be aware of Counterfeit product from NON-Sunnest sellers ! Please make sure the item Sold by Sunnest to receive GENUINE Product.