Pyle Pro Dual Microphone System -  Channel VHF Professional Wireless Set w/ 2 Handheld Microphones, Receiver Base, 1/4'' Audio Connection Cable, 2 9V Battery - For Karaoke, PA, Public Event - PDWM2500 WIDE OPERATION RANGE: Gives you up to 240 ft of wireless operation range for cordless singing to karaoke music & mobility for energetic on stage performances. Perfect for professional engagements, conference, dj party MIXED 1/4 INCH OUTPUT: The Receiver comes with a -inch mixed output, which lets you hook up both microphones to one input on your mixer, stereo, or sound system - Wireless Frequency Operating Range: 177.6 - 201.6 MHz INDEPENDENT MIC VOLUME CONTROL: The product comes with 2 wireless dynamic handheld microphone w/ mute function & each mic has its own volume control so you can balance the vocals as desired for a karaoke experience that both kids & adults will enjoy EASY TO OPERATE: The portable VHF base unit is equipped AF / RF LED Indicator Lights which lets you know the signal strength of each microphone as theyre being used and both the receiver and mics have its own convenient ON / OFF switch WHAT'S IN THE BOX: The complete package includes a Receiver Base, 2 Wireless Microphones, 1/4'' Audio Connection Cable, & two 9V Battery. The device can be used outdoor & indoor like school classroom, church or at home for personal use WORRY-FREE SHOPPING: With the Pyle PDWM2100 we are confident of the quality of our product