Category:Digital telephone systems
Revision as of 21:28, 14 January 2013 by Administrator1
A telephone system which relies on digital, instead of analog, equipment for its switching and monitoring functions
Pages in category "Digital telephone systems"
The following 8 pages are in this category, out of 8 total.
Media in category "Digital telephone systems"
This category contains only the following file.
- Digital Telephone Sy...