Busy Line Indicator from Spence Electronics.


	Telecommunication Products Customised Solutions Consultancy

Back to Products page
Busy Line Indicator:
The Busy Line Indicator is used to show when a telephone line is either busy or ringing. This product is powered from the telephone line and is very easy to connect		Ring & Busy Line Indicator shown above

Click here for more information (316 kb)

The above links are PDF files. Adobe Acrobat reader is required to view the PDF files on this website, available free of charge. You may need to upgrade to latest version. Click here to download the latest version.

ABN 23 137 582 160

Call us: 02 4389 8446