Communicating directly with your iPhone, Rayz delivers smart features adjustable to your preferences - all in a small headset. Rayz suppresses noise around you, so you can concentrate more on the things you want. Allows just enough ambient noise for more awareness of your surroundings.Take the headphones out of your ear and the music stops automatically. Put it back in and the music continues. One-touch access to your favorite app, mute calls, or use Rayz controls. It's the easiest way to get straight to the things you love. Customize your headphones and smart button settings. Software updates add new features. Rayz Lightning headphones are the first to automatically recognize "Hey Siri" commands to make a call, send a message, listen to music and much more. Rayz microphones automatically mute when you stop talking. Start talking, and they'll turn themselves back on automatically. The easiest and smartest way to prevent annoying background noise from interfering with your conference call. Lower power consumption than any other Lightning headphones. No charger or batteries required.