Galaxy Audio VSC Triple Play VHF Wireless Mic System, Includes VSCR Receiver, Bodypack Transmitter, Headset/Lavalier Mic, V60 174.5MHz Frequency Code This Item Includes: Galaxy Audio VSCR Receiver - Bodypack Transmitter - Headset Microphone - Lavalier Microphone - Guitar Cable - 2 x Windscreens - Tie Clip - Power Supply - Galaxy Audio Warranty Diversity Antenna: The receiver features two telescopic antennas operating in parallel. The system is designed to utilize whichever antenna is receiving a stronger signal Mute Threshold Squelch Control: The receiver features a squelch adjustment knob that controls the threshold for the radio signal that regulates audio output LED Indicators: The receiver includes LED indicators for power, RF signal and audio signal