Shure BLX14/CVL S8, UHF Wireless System, PG Presenter Series, BLX1 Pocket transmitter, CVL lavalier microphone, Up to 7 systems simultaneously, Pilot tone, Microprocessor-controlled antenna diversity, Quick-scan function for free frequency detection, Condenser CVL microphone capsule: 50 - 20,000 Hz, cardioid, Plastic receiver, Integrated antennae, XLR and jack outputs, Audio status LEDs, Frequency range: S8 (823-832 MHz)