752 Tracker Specifications Dimensions U.S. Length 12.8 in Height 31.5 in Width 6 in Operating Weight 5.5 lb Radio Frequencies 9 Batteries: 6 C-cell alkaline 752 Display Specifications Dimensions U.S. Module only Operating weight: 2.5 lb Module with case Operating weight: 6.5 lb Battery 6 C-cell alkaline Radio U.S. Type: nine channel, dual conversion, narrow band FM Frequency range: 420-470 mHz