【Wired Bluetooth Headset】 - Please make sure your device’s Bluetooth on first, then plug in the earphones to connect them. The next time you use the earphone, it will automatically connect to your device within 2-8 seconds. ATTENTION: This is very important, it is the first step that must done. 【Compatibility】Ideal for iPhone devices, compatible with iPhone 14/14 Pro Max/14 Pro/14 Plus/13/13 Pro Max/13 Pro/13 mini/12/12 Pro Max/12 Pro/12 mini/11/11 Pro Max/11 Pro/iPhone X/XS/XS Max/XR, iPhone 8/8 Plus/7/7 Plus, Pad Pro/Mini 4/Air 2, Support All iOS System. 【Remote and Microphone】The remote lets you adjust the volume, control the playback, and answer or end calls with a pinch of the cord. The speakers inside maximize sound output and minimize sound loss, provide you high-quality audio. 【Perfect Stereo Sound】Ergonomic and ultra-lightweight in-ear designed with solid sound-insulating material, reduces external noise while minimizing the sound leakage, giving you clear sound. 【Excellent Materials】Each accessory is made of high-quality materials, whether the speakers, buttons, headphone cable, or connection port, durable, not easily damaged, and cost-effective.