Loaded with top tech. Indy ANC is the pinnacle of our Indy true wireless family. With everything from touch controls to Active Noise Canceling to Personal Sound to wireless charging, these are the perfect choice if you love to have it all. Sound optimized for you. Audiodo(TM) technology in the Skullcandy App analyzes the hearing in your left and right ear, then automatically adjusts the audio to optimal levels for your specific hearing. So you&&';;ll experience sounds in your audio that you&&';;ve never heard before. Active noise canceling Personal sound Rapid charge 19 hours battery time IP55 water and dust-resistant Ambient mode Call, track, volume control Use either bud by itself Built in Tile finding technology