Item #1334240 Model #GMW4-EFGH

Gem Sound GMW-4 Quad-Channel Wireless Mic System EF


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Affordable wireless system with up to four channels of simultaneous operation.

Affordable long-range wireless microphones with high clarity. The Gem Sound GMW-4 is an affordable 4-channel wireless microphone system featuring VHF high-band operation and a super heterodyne receiver to ensure good performance in karaoke and presentation situations. Microphones operate on standard 2 x AA batteries that provides up to eight hours of operation. Two frequencies available. 
Frequencies (MHz)
  • System EFGH: 191.6, 211, 196.1, 214.5
  • System ABCD: 212.1, 194.6, 193.1, 215.5


  • 4-channel system allows the four included mics to operate simultaneously
  • Up to 100' range, 50' under normal conditions
  • Microphones operates for up to 8 hours on 2 x AA alkaline batteries
  • Super heterodyne receiver is ideal for karaoke and presentation use