Catalog : Kits & Modules : Telephone Related

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Busy Phone Indicator

Busy Phone Indicator

by CanaKit

  • Supply voltage: 3 to 6V DC
  • Includes 2 x "AA" battery holder
  • Includes modular telephone plug
  • PC board dimensions: 1.5" x 1.2" (38mm x 30mm)

Product Description
To avoid interruption of your telephone conversations or computer modem connections, add this kit to any or all of your telephone outlets. When any extension is in use, an LED will illuminate to indicate that the line is busy.