This Icom vhf radio comes loaded with channels including the lad & road resource channels. Frequency 136-174 MHz , 400-470/450-512 MHz -128 memory channels (max) separated into 8 memory zones -Built-in 2-tone, 5-tone, CTCSS and DTCS capabilities -Kill/stun functions disable a lost or stolen radio over the air -6 programmable buttons allow customized operation -Rugged construction, meets MIL 810F standard -50W output power VHF, 45W output power UHF -Powerful, front-mounted speaker with 4W audio output -Lone worker function requires a response from the operator -Scanning setting is dependent on operating channel -Compatible with IC-F3021/F4021 series handheld radios -MDC 1200 compatible with the following built-in features PTT ID (TX/RX) Radio check (RX) Radio Stun (RX) Radio revive (RX) Emergency TX/RX (NoACK) 5 alias table (max)