ESI X-Class Phone System
With
up to 256 communications ports, ESI’s patented X-Class All-In-One Phone System
boasts one of the largest capacities among ESI’s advanced business
telecommunications systems. IVX X-Class provides voice mail, an automated
attendant, and automatic call distribution (ACD); and it fully supports ESI’s
VIP and VIP Professional unified messaging solutions, the
productivity-boosting ESI PC Attendant Console, and the unique ESI Presence
Management — as well as advanced voice over IP (VoIP) communications. Its many
features make IVX X-Class an attractive choice for a wide variety of
organizations.
ESI X-Class Key Features
Each X-Class phone system combines multiple first-rate, feature-rich systems into one tightly integrated unit:
- Business phone system
- Voice mail
- Automated attendant
- Messages-on-hold
- Enhanced Caller ID
- Automatic call distribution (ACD)
- Intelligent Call Forwarding™
- Optional Windows-based communication management tools: VIP, VIP Professional, and ESI PC Attendant Console
- Optional ESI Presence Management
- Network-based VoIP telephony
Flexible Configuration
And, depending on the system and configuration you select with the help of your ESI Reseller, an IVX X-Class system can handle the communications needs of bigger organizations:
- Up to 168 stations
- Up to 84 CO lines
- T1 support — Up to 72 T1 lines
- 420 hours of voice message storage
- Sophisticated voice mail features
- Automated attendant has six levels, 100 branches
- TAPI support
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.

