UHF/VHF mobile transceiver IC-2720H, car radios, two way radio, walkie talkie, interphone, cordless telephone, wireless telephone Frequency coverage:Guaranteed 144 - 148, 440 - 450MHz (cellular blocked)  Mode:FM, AM (Rx only not guaranteed)  Number of memory channels:212 (include 10 scan edges and 2 call Ch)  Antenna connector:SO - 239 (50 Ohm)  Power supply requirement:13.8V DC +/-15% (negative ground)  Frequency stability:+/-10ppm, -10 to +60 degrees Celsius  Providing VHF/VHF, UHF/UHF simultaneous receive capability along with VHF/UHF duplex operation  Independent controls for each band  Dynamic memory scan (DMS)  HM-133, remote control microphone  DTCS and CTCSS