Dual Channel Wireless Microphone System - Portable Dual Frequency VHF Cordless Mic Set with 2 Table Top Mics, Rack Mountable Receiver Base - Great for Indoor Home/Outdoor Use - Pyle Pro PDWM2150 DUAL CHANNEL: This dual channel table top VHF wireless microphone system by Pyle Pro has dual frequency channel and broad audio response range with low distortion so you can experience wireless freedom now easier than ever STABLE SIGNAL & CLEAR SOUND: This portable wireless handsfree mic set has a channel frequency response of 50Hz~16KHz and high signal / noise ratio performance for capturing high quality audio INDEPENDENT MIC VOLUME CONTROL: Each table top mic features its own volume control so you can balance the vocals as desired. Great for public events, professional speaking engagements, conference, lecture, and more MIXED  OUTPUT: The PDWM2150 comes with a  inch mixed output to hook up both microphones to one input on your mixer, speaker, stereo using a 1/4" cable. It also has a power switch, LED status signal indicator light and dual independent antenna WHAT'S IN THE BOX: The package includes a rack mountable receiver base and two table top microphones. The device can be used outdoor and indoor / personal home use Professional VHF 2 Channel Wireless System - Dual Table Top Microphones Included - Dual Telescoping Receiver Antennas - Dual Volume Controls On/Off Broadcasting Switch - 1/4" Individual Line Outputs & Mixed 1/4'' Outputs - Carrier Frequency: 210-270Mhz - Dynamic Range: 92dB Frequency Response: 50Hz~16KHz - Operation Range: 50-180 Meters - Signal to Noise Ratio: 90dB, Total Harmonic Distortion: 0.5% Receiver Power Supply: AC 110/240V - Microphone Power Source: 9 Volt (Battery Not Included) Receiver Dimensions:1.7'' x 16.5''.x 7.3 - Microphone Dimensions: 12.7''L x 4.9''W x 5.9 ''D