The Eartec UltraPAK Wireless is a professional full duplex intercom for people that need to communicate while working with their hands. This compact system features one UltraLITE MAIN Headset. Also included are Remote UltraPAK beltpacks with lightweight cyber headsets. UltraPAK utilize Digital Enhanced Cordless Technology (DECT) to provide professional, simultaneous talk wireless communication within a quarter mile range.