AT&T, Lucent, and now AVAYA are the Telecommunications industry's most recognized brands.  National Telesystems provides Phone system parts, telephones, and service on most models of these popular brands, throughout the entire DFW area.

AVAYA PARTNER ACS Advanced Communication System

Download Partner ACS Brochure here.
Reliability, simplicity, a powerful selection of advanced telephony features, and converged communications through "business ready" digital subscriber lines (DSLs) make the Avaya PARTNER® Advanced Communications System a popular key system in the U.S. and the perfect choice for a small growing business.

Whether you need telephones for a few employees or for a staff of 40, the PARTNER Advanced Communications System can allow you to work more productively and cost-effectively, and handle every call as if your most important customer is on the line. PARTNER Advanced Communications System supports the advanced capabilities that today's successful businesses require, including Messaging and Mobility applications to enhance company productivity and to help you deliver the service your customers are looking for.

World-class services and support help you manage the communications that are such a vital link to your business. And a variety of system accessories are real productivity enhancers, adding to the effectiveness of your communications.