Microphone lavaliere – headset Shure BLX – Wireless UHF. Includes 1 BLX1 portable transmitters 1 CVL condenser lavalier microphones, with heart-shaped directional pickup and frequency response between 50 and 20000Hz Enables up to 3 simultaneous systems Pilot Tone Antenna Diversity Fast scanning of unoccupied frequencies Receiver with plastic cover Internal antennas Balanced XLR and jack outputs Audio status indicator lights S8 frequency range: 823 – 832MHz