Garmin Rino 700 2-Way Radio/GPS NavigatorRugged GPS GLONASS Handheld with Two way Radio 2 W GMRS two way radio offers extended range, up to 20 miles; communicate by voice or unit to unit text messaging High sensitivity GPS and GLONASS satellite reception; tracks in more challenging environments than GPS alone Rechargeable internal lithium ion battery can provide up to 13 hours of battery life Position reporting feature shows locations of other Rino users on the same channel Worldwide basemap