The OMNITRONIC ALT-105 is a multifrequency UHF transmitting module for the W.A.M.S.-05 PA system. It provides wireless audio transmission to RM-105 receiving units in additional W.A.M.S.-05 systems or serves as a replacement module. The transmitter offers 16 selectable frequencies between 863.100 and 864.900 MHz, a range of up to 30 m, LCD channel and frequency display, carrier and audio signal LEDs, and a 10 mW RF output.