Professional multi-channel wireless microphone system for vocal that features a pilot tone transmission to prevent unwanted noise and contains one stationary receiver SR420, one handheld transmitter HT420, two receiver antennas, one AC adapter, one stand adapter and one AA battery. High-performance analogue space diversity receiver SR420 provides maximum ease of use with 30 MHz selection bandwidth and different channel presets up to eight channels (simultaneous use of up to 8 channels), an audio clipping and RF signal LED for easy monitoring of systems status, and a switched mode power supply with universal connector kit for worldwide use. Best audio signal output is provided via both a professional XLR and a 1/4" jack connector. Receiver also offers an adjustable squelch level for secure audio transmission in all environments and comes with two detachable external antennas and BNC connectors at standard 50 Ohm. Handheld transmitter features a patented state-of-the-art D5 dynamic microphone capsule for demanding vocal performances. The cardioid polar pattern ensures maximum gain before feedback and lets the voice cut through any mix. Its spring-steel wire-mesh front grille protects the transducer from the hardships of on-stage use. Transmitter provides a gain control for perfect adjustment of the input volume and a noiseless on/off/mute switch. It is powered by a single AA battery, providing a 6 to 8 hours of operation, and features a battery status indicator that shows red before the battery goes dead, allowing the user to fully control his performance time.