Products & Solutions

Telephone Systems

TSU is an authorized reseller for ESI, which includes a full suite of solutions ranging from Cloud, On-Premise VOIP, and Digital Systems.  In addition, the ESI product line includes a full suite of voice messaging, ACD, & Access Control Products.

TSU is an authorized reseller for Zultys.  Zultys integrates Voice, Instant Messaging, Email, Video, Web Conferencing – and office phones, smart phones, tablets and computers to work seamlessly on a powerful unified communications platform. So you are always connected to your business wherever you need to be 24/7.

Services & Solutions

Local Business Telephone Service

TSU is an Authorized Sales Agent for several area service providers. We can serve as your single point of contact for placing new orders, opening repair requests, handling billing issues, or providing an overall evaluation and recommendation of your local telephone service. We provide complete coordinated services, allowing you to focus on your core business. All you have to do is call us with your request and we handle the rest – from start to finish!

Structured Cabling

TSU specializes in structured cabling for voice, data, sound, paging, and most low-voltage cabling requirements.  TSU technicians are trained on installing and terminating both copper and fiber optic cable.

Consulting & Service Audits

The telecommunications industry is constantly changing and evolving. Do you have the right products and services for your business? Are you paying the best rate for your services? TSU can help. We provide a full service evaluation and audit of your telecommunications services and provide recommendations on ways to make your workplace more efficient, and save you money.


TSU provides full service maintenance on just about every legacy telephone system on the market. We service ESI, Samsung, Nortel, Comdial, AT&T, Lucent, Avaya, NEC, Panasonic, to name a few. Contact us for details.

We have what you need to succeed!


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