Hub Mini Duplex Base Station The HUB is a wearable Mini Base that expands the capacity of UltraLITE wireless headsets for larger crews that need to communicate and work with their hands. This compact transceiver weighs only 4oz and can either be placed strategically on location or belt worn. When clipped comfortably to the user's waist it moves seamlessly with your group allowing UltraLITE headsets to remain connected in full duplex. The HUB can be used as the seventh full duplex transceiver with addition of an Eartec plug-in headset. Full Duplex for up to 7 1/4 mile range in all directions 2 channels of communication Clips to waist - plug-in headset Provides total mobility and increases system capacity to 7. DECT technology Digital enhanced cordless telecommunications. Dual power option Use rechargeable Lithium battery or AC wall plug. Both included. Lithium-ion batteries Provide continuous 6 hour operation. No FCC licensing Ready to go right out of the box. Single Headset UltraLITE Single headsets eclipse all other full duplex wireless for performance and convenience because the transceiver is built right inside the ear cup. This self-contained, "All in One" design eliminates headset wires and even belt worn radios. They provide simultaneous talk, two way voice communication for users that need to work with their hands yet als