ESI S-Class Digital Phone
Loaded
with advanced capabilities yet amazingly easy to use, ESI’s patented IVX S-Class
(IVX 56s) All-In-One Digital Phone System gives your small to medium-sized
business the power to present your most professional side to your customers.
IVX S-Class handles a configuration of up to 16 × 32 × 8. And, when your business grows beyond this capacity, IVX S-Class can migrate to a full-fledged IVX E-Class or IVX X-Class system which uses the same ESI phones, minimizing upgrade costs and retraining.
ESI S-Class Key Features
- 16 lines × 32 digital stations × eight fully functional analog ports.
- Six built-in voice mail ports.
- 30-hour voice storage.
ESI Add-On Products
VIP Messaging Professional
With VIP (Visually Integrated Phone), you combine the power of your ESI phone system and Microsoft Outlook to enhance communication in your day-to-day activities — including the ability to control calls and organize voice mail and contacts.
ESI PC Attendant Console
Handling an active office’s phone traffic is an incredibly demanding task, particularly for an attendant who has other duties as well. That’s why we’ve created ESI PC Attendant Console.
ESI Presence Management
ESI Presence Management is a hardware and software solution incorporating an innovative combination of RF scanning technology and ESI’s award-winning telephone systems. Now even small and medium-sized enterprises can reap the benefits.
ESI Feature Phones
Having an ESI phone system lets you choose from among a variety of our attractive and highly convenient Feature Phones. Each is a great addition to virtually any office decor, but it’s far more than just a “pretty face.”
ESI Cordless Handsets
Each ESI Cordless Handset uses proven, reliable 900 MHz technology to provide mobility to the user who’s constantly on the move in the office.

