The moment you stop speaking, Rayz microphones automatically go on mute. When you start speaking Rayz unmute again - perfect for all those coffee shop calls.Pioneer SE-LTC5R-S Graphite \'Rayz Plus\' Smart Earphones Module Technology Rayz are the worlds first earphone to use Next Gen Lightning Audio Technology, delivering more features in the smallest of sizes Compact Design Rayz are full-featured earphones that  compromise on size.No battery.No charging cable. Small enough to go anywhere, anytime, Rayz are the perfect balance of size and technology.Lightning Powered Lower current consumption than any other Lightning headset. Comparison based on same mode of operation.Integrated Charging Point The only earphone that allows you to talk and charge while plugged into the Lightning port Smart Button With one touch, bring up your favourite app, mute/unmute calls, or launch the Rayz controls.Its the easiest way to get to the things you love.Smart Noise Cancelling Rayz tailors its performance to your ear, and adjusts its noise cancelling to the world around you, so you can focus on the things you want.