The PRO-444 Race Scanner lets you listen in on your favorite drivers. Preloaded frequencies for ARCA, IRL, Indy Lights, Nationwide Series, Sprint Cup and more. * Dual LCD display lets you view frequencies with ease * Built-in intercom function with optional headset/mic lets you talk with a friend while listening * Cellular phone function with optional headset/mic * One-touch MRN (Motor Race Network) key for one-touch operation