The VHF-4000 is another entry in VocoPro's long line of quality wireless microphone systems. This quad channel microphone system is easy to set up and even easier to use; the receiver provides an output for each microphone signal for maximum mixer control as well as a mixed output for a quick setup. Add in 4 microphones that are specifically tuned to get the best out of your vocal performance and you have a microphone system that can handle any situation. The VHF-4000 is the reliable choice for those looking for a simple to use mic system without sacrificing quality.Frequencies I - 180.50 MHz (Orange) J - 209.60 MHz (Blue) K - 174.50 MHz (Red) L - 200.50 MHz (Green)Features Each microphone has an independent channel volume Sturdy vhf microphones take two AA batteries Flexible output jacks with a single 1/4 in. Mixed output and 4 independent XLR outputs Includes one 1/4 in. Patch cableRear Panel Connections 4 XLR outputs 1/4 in. mixed output Power Input - SKU: ALIAD2313_1