GRE PSR-700 Ezscan Radio Scanner w/ Built-In Frequency Database on a 2Gb Hd Mem Crd Included Accessories - USB Data Cable, Antenna, Pre-programmed SD Memory card. Simple menu driven user interface, No complicated programming! Keypad and display inspired by portable media players. AlphaNumeric display, includes ctcss/dcs & trunktracking. Includes 2GB SD Card with entire USA database and virtually unlimited storage space for user configuration data Easily updates library or software through the Internet anytime at no cost. For Analog Conventional and trunked radio systems.