XS Earbuds with Microphone and Volume Control, Bluetooth Headphones Noise Canceling, XS Max Earphones with Mic for IP 7 8 X XR(Bluetooth Connectivity) Wide CompatibilityPerfectly compatible with iOS 11 and iOS 10 system. Excellent Sound PerformanceThe sound quality is genuine and natural without distortion, supports up to 48 kHz, 24-bit output. Charge and Music at the Same TimeThis Adapter Spliter has dual function audio + charge port, let you enjoy the fun of listening to music while charging. It also supports music control and phone call function. Compact DesignVery convenient as its lightweight and small. Easy to put it in your bag/pocket, and easy to carry around. Enjoy music with your favorite headphone at anytime, anywhere. Service WarrantyWe provide a 12-Month Worry-free warranty. Please don't hesitate to contact us if you have any questions.