Dynamic hand-held UHF PLL microphone transmitter with switchable transmitting power. It offers 36 MHz bandwidth, 6 groups, each with up to 22 compatible preset channels, 1441 selectable individual frequencies, REMOSET ULTRASONIC technology for receiver/transmitter synchronisation, lock function or mute function. Microphone features special design to reduce handling noise, structure-borne noise and acoustic feedback, 5-level display for indicating battery status, low battery alert and backlit LCD.