The Icom IC-F121 is a professional-grade VHF mobile transceiver designed for commercial and public safety use
Built-in 2-tone, 5-tone, CTCSS, and DTCS capabilities for selective calling and group management. Panel Description & Controls icom icf121 manual
A: This is covered in the "Cloning" section. The radio is in Clone Mode, waiting to receive data from a computer. To exit this, simply turn the radio off and back on (provided the programming cable is disconnected). The Icom IC-F121 is a professional-grade VHF mobile