The CP-428 is a compact and ruggedly constructed FM transceiver, packed with high performance and valuable features demands. Designed to resist splash and dust, the CP-428 features professional grade specs such as 1W audio output, 1.5mm frequency stability, capable of operating 136-174MHz and 400-480MHz range at 5W in 200 programmable channels or VFO mode. When you need reliable communications for business, the CP-428 is a reliable, cost effective alternative.