Avon VPU for C50 / M50 Gas Mask Powered Voice Projection Unit Amp & Internal Mic dated 2016/17. *Lowest Price On The Market!* This VPU (Voice Projection Unit) is specially designed for the C50 and FM50 masks. The VPU and internal microphone can easily be connected via the Electronic Communication Port (ECP) on the mask. The VPU must be used with the Voice Projection Unit Microphone or Microphone Assembly. Please study the photos carefully as these form part of the description. Please ask any questions you may have before buying and I will help as best I can. It will be securely packaged for postage. If you have any issues with the item please contact me before leaving feedback and I will try to resolve the issue.
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