Wireless belt pack transmitter. It operates in the 902 - 928 MHz frequency range. The WB-9000 is compatible with the Assistive Listening 9000 series.
With a 500' wireless range, it operates on the 902 - 928 MHz frequency range and has 100 channel UHF diversity. The WB-9000 is powered by two AA batteries and operates approximately 6 - 8 hours with fresh batteries.
The WB-9000 has a two year warranty.