The Pyle PDWM3365 delivers clear, distortion-free and wireless audio transmission -- with hassle-free operation. The Wireless Microphone System is quick and easy-to-setup, giving you the ability to transmit clear and sharp sounding vocals instantly. The system features a multi-frequency channel system that is designed to eliminate distortion and unwanted noise. Whether used for work or play, for on-stage vocal performances, or conference room speeches, this rack mountable wireless microphone system will provide you with a quality audio experience. Use the included belt-pack transmitters, headset and lavalier microphones to enjoy hassle-free and reliable wireless sound transmission that is perfect for home, office or business use. The Pyle Wireless Microphone System will help you transmit your audio with ease. DETAILSFeatures: UHF Band Receiver System 16 Channel Frequency Design PLL-Synthesized Control Technique Double Noise Squelch Operation Circuitry Up to 165' Feet Wireless Communication Range Low Distortion Integrated Noise Filtration System High Signal/Noise Ratio Performance AF and RF Signal LED Indicators Independent Channel Adjustable Volume Controls LCD Digital Display with Channel & Frequency Readout (2) XLR Mixed Balanced Output Jack Connectors 1/4'' Unbalanced Audio Output Jack Connector Easy-to-Use Touch Button Controls Detachable Dual Antennas Rack Mountable System What’s in the Box: Receiver Base (2) Body-Pack Transmitters (2) Headset Microphones (2) Lavalier Microphones Detachable Rack Mount Brackets 1/4’’ Audio Cable Power Adapter Travel Case Bodypack Transmitters: Includes (2) Bodypack Transmitters RF Output: 10dBm Modulation Type: FM Max Deviation: ±70KHz Spurious Emission: >55dB Power Requirements: (2) 'AA' Batteries Dimensions (L x W x H): 4.0'' x 2.5'' x 1.0'' Receiver Base: Mobile State Range: 100dB Receiving Sensitivity: -105dBm Signal/Noise Ratio: >85dB Image & Spurious Rejection: >70dB Audio Output Level: +/- 300mV Maximum Deviation: +/- 15kHz T.H.D.: