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721 821

  • Specifications
  • Model 721/821
  • FM Wireless Intercom
  • ●2 channels or wireless intercom at user's option (Model 721)
  • ●4 channels or wireless intercom at user's option (Model 821)
  • ●Design for The home, small office internal .
  • ●Communication and monitor usage
  • ●Call button
  • ●L ock button for lock at continuous
  • ●Standard a pair package, and extendable for additional add on station
  • ●LED for power and In use indication
  • ●Receiver volume slide knob switch

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