Multi-Voice is a rugged full multiplex intercom system built to allow up to 43 people to communicate simultaneously without the having to press any buttons to talk. The MV-FUSION unites Wireless Mesh-Network Intercoms™ with long-range, Push-to-Talk analog or digital radios and/or Cellular Phones to enhance your comms capabilities and reach in the process. Optimal Design partnered with Multi-Voice to support the mechanical enclosure, design and manufacturing support.



  • Mechanical Engineering


Product Highlights

  • Designed the housing and ruggedization features
  • IP (ingress protection) study
  • Design for Manufacturing and Design for Assembly
  • Created haptic feedback keyboard
  • Designed light piping into keyboard.
  • RF Shielding