Type: Musical Instrument Accessories Features: 1 Wireless headset microphone 1 Wireless lavalier microphone 1 Belt-pack Wireless UHF Transmitter (Instrument/Line Cable Included) UHF Receiver is Built in to the "Docking" Unit Which Mounts Inside the Storage Compartment Power, Audio and Antenna Connections are Built into the Docking Unit Specialized "Tone-Key" System Locks the Receiver to the Transmitter Passport System Automatically Mutes When the Microphone is Off or Out of Range Automatically Routes Signal to Channel 1