The TX6600S Australian Made 5 Watt UHF CB Handheld Radio from GME features a rugged IP67 ingress-protection rating ensuring exceptional performance and years of reliable use in the harshest working environments the TX6600S is built tough, setting a new benchmark for UHF CB ...The TX6600S Australian Made 5 Watt UHF CB Handheld Radio from GME features a rugged IP67 ingress-protection rating ensuring exceptional performance and years of reliable use in the harshest working environments the TX6600S is built tough, setting a new benchmark for UHF CB Handheld Radios. Designed the TX6600S to suit a wide range of demanding commercial applications from agriculture to construction, mining, councils and countless other industries that require stable and dependable communication to get the job done safely and efficiently. Key features of the TX6600S include 5/ 1/ 0.1 Watt switchable transmission power, Scansuite Digital scanning technology, multiple power-saving modes, rotary channel selection with voice announcement, two priority channels, triple watch, and 119 programmable receive-only channels (403-520MHz).