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[DISCONTINUED] IW-HFM-4 Talk-A-Phone Interview Window 4-Button Master System

  • Hands-free communication
  • Each Master selectively pages 2 zones plus an "All Call"
  • Up to 6 paging zones per system
  • LED indicates when paging system is in use
  • Mounts on wall or desk with included hardware
  • Music/program source can be integrated through paging interface box with no extra equipment
  • Use optional RF headset or lapel mic for maximum comfort and mobility
  • Separate junction box allows for easy installation
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MSRP Price: $2,210.00

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[DISCONTINUED] IW-HFM-4 Talk-A-Phone Interview Window 4-Button Master System
[DISCONTINUED] IW-HFM-4 Talk-A-Phone Interview Window 4-Button Master System
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Product Details

The IW-HFM-4 is a flexible, hands-free intercom system specifically engineered for interview windows. When used properly, windows in close proximity will not experience feedback or crosstalk.


  • Construction - Stainless steel faceplate
  • Dimensions - 4.81(122) W x 8(203) H x 2.63(67) D in(mm)
  • Weight - 2.5 pounds (1.1 kg) (not including junction box)
  • Mounting - Mount on desk with included stand or surface mount to wall
  • Communication - Hands-free in both directions
  • Power Source - Master and sub-station shipped with power supplies that convert 100-240VAC to 12VDC output (internationally accommodating male plugs included)
  • Wiring - Factory wired cable from Master to remote; 2-pair paging bus
  • Lighting - LED's indicate paging is in use and remote channel is active

IW-HFM-4 Specifications PDF

IW-HFM-4 Installation Manual

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