Parallel Hand held mic transmitter, 100 channel UHF, (2 x AA batt required) 650MHz

Parallel Hand held mic transmitter, 100 channel UHF, (2 x AA batt required) 566MHz HH9000 566 Parallel Hand held mic transmitter, 100 channel UHF, (2 x AA batt required) 520MHz HH9000 520 Parallel IrDA 100ch UHF handheld mic transmitter with LCD display and battery indicator. 650MHz HH6100 650 Parallel IrDA 100ch UHF handheld mic transmitter with LCD display and battery indicator. 566MHz HH6100 566 Parallel IrDA 100ch UHF handheld mic transmitter with LCD display and battery indicator. 520MHz HH6100 520