The new DEFINITY ONE Communications System is an "all in one" solution providing powerful applications in one integrated platform. DEFINITY ONE is designed and priced for the office with 20 to 40 telephones with sophisticated application needs. DEFINITY ONE combines the renowned DEFINITY Communication Software, INTUITY AUDIX Multimedia Messaging with Message Manager Graphical User Interface, and easy to learn, easy to use System Management Tools on a single processor. The bundling of applications on the DEFINITY ONE processor eliminates the cost of additional PCs, applications servers and adjuncts, and associated connectivity and maintenance costs. DEFINITY ONE delivers the same powerful applications such as networking, call center, and wireless supported by larger DEFINITY Servers. It uses the same telephones and circuit packs as the rest of the DEFINITY family, allowing companies to share and re-use telephone inventory across locations while providing the same look-and-feel to all users, whether in a small branch or corporate headquarters

DEFINITY ONE® Communications Server
With telephony, multimedia messaging, and system management, this "all-in-one" solution is ideal for multi-site organizations or branch offices needing 20-60 telephones, with growth potential to 240 telephones.

DEFINITY® ProLogix™ Solutions A compact solution provides professional communications capabilities in a package that's sized and priced for the business requiring from 40 to 400 telephone, and can cover a single office, a satellite office within a larger business, or branch locations around the world.

DEFINITY® Business Communications System (BCS)
Designed for high growth, DEFINITY BCS provides cost-effective communications capabilities supporting 40 telephones to as many as 25,000. DEFINITY BCS gives customers reliability, expandability and security - along with applications such as wireless, call center, and messaging.

DEFINITY® Enterprise Communications Server (ECS)
DEFINITY ECS can process, switch, transport, and store multimedia communications, deliver features, and control all elements in your network. Integrate voice and data in the way that best suits your business. Definity ECS is ideal for large locations of 200 or more employees.