MRD 1100 AF is a Diversity single channel wireless system for UHF band. AFS system incorporates synchronization channel between microphone and receiver. The receiver is able to tune 99 different channels. The channel selection and the associated frequency is performed at the receiver, synchronizing the microphone immediately through the IR signal. The front panel features a potentiometer for volume control and two buttons to increase or decrease the channel or frequency (depending on the state) and confirmation button. Its large format and high brightness LCD displays information of RF and AF levels and the selected channel number and frequency. MRD 1100 AF incorporates balanced and unbalanced output (Jack ¼ ").