Fourcase Earphones Headphones Compatible with IP 7,Bluetooth Earbuds Headset Wired with Microphone and Remote Control Stereo Noise Cancelling Compatible with IP 8/8Plus,IP 7/7Plus High-end Sound Quality: High quality stereo audio output comes with rich bass tones, crisp mids, balanced treble with HD clarity. Designed with solid sound-insulating material, reduces external noise while minimizing the sound leakage, giving you clear sound. Phone Call Supported: Built-in Microphones Allow you to Take Calls Hands Free, Music control supported play/pause,answer/ off, noise cancelling, microphone, control music video playback by pressing the center button, answer and end calls. Ergonomic design: Extremely comfortable and fit securely with your ear,even wear earphone for long time,it's also keep comfortal with great sound quality of super bass, bring you the perfect audio enjoyment. Wide CompatibleCompatible with most Bluetooth enabled devices, such as IP 8 8plus 7 7plus .And it can support all the versions, without worries about the version upgrade problems. Need Bluetooth Connectivity: As this earphone is a Bluetooth connectivity version. Firstly, you need to plug the headphones into the Phone, secondly, open the Bluetooth on your Phone, Thirdly, find the Earphone device and click it, it will connect and work at last.It will connect automatically on the next time when you connect your earphone with your Phone in few seconds as long as your Bluetooth is open.