The IC-6021 is a mobile UHF 400-470 MHz radio with 45 watts of power. It is easy to use and very reliable, while still having a compact design. The F6021 is ideal for those needing a mobile radio, and flexible enough to exceed most demands. The F6021 has built-in 2-Tone, 5-Tone, CTCSS and DTCS capabilities and up to ten 2-tone and eight 5-tone codes can be decoded on a channel. The radio case is heavy duty aluminum and is rated to 810F MIL standards. One great feature, the IC-F6021 radio is designed as a direct companion radio for IC-F4021 two way radios. The channels and banks, signaling formats, programming software and voice scrambler are specifically made to operate as part of a single communications system.