The Rino 130 provides two-way radio communication with a transmission range of up to two miles using FRS channels and up to five miles with GMRS. The integration of two-way radio and GPS enables users to transmit their position with a simple button press, allowing others to navigate to their position. The Rino 130 also has a polling feature, which allows a user to manually request GPS location information from other Rino units.The Rino 130 offers a detailed basemap of North and South America, displaying cities, highways, railways, rivers and lakes, and borders. And because of the unit’s robust internal memory, it can store map data from a variety of Garmin MapSource® CD products, including U.S. Topo 24K™, U.S. Topo™, Recreational Lakes™, BlueChart®, and MetroGuide®. Unit includes: Rino® 130 receiver Database:Marine Point Database(Americas) Basemap: Americas Highway PC-interface cable Wrist strap Belt clip User's manual Quick reference guide