ESI Business Phone System Review

Rating: 8.2 / 10 (Excellent)
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How is ESI rated?

ESI offers Hosted fax services, media management, access card readers, cloud-based services and multi-site connectivity. This telecommunication service also provides IP phone systems, phone system software, hosted conferencing services and business phone systems.   

Services and Features

ESI offers cloud service business phones that are designed to deliver real-time communication. They provide 5 different business phones such as ESI 30SIP, ESI 45SIP, ESI 55, ESI 30D, and ESI 60 business phones.

The ESI 55 Business phone is a full-duplex speakerphone that has 30 programmable keys with optional expansion consoles up to 150. It has a three-line display and 56 characters with adjustable backlighting. ESI 55 is an IP server 900 with Ethernet IP network of 10/100 or digital Ethernet.

 This telecommunication provider has unified messaging options and instant messaging features. They also let their client to receive unanswered calls through voice mails. The business phone system has a web-based dashboard with quick help and programmable keys.  

ESI also features call recording, transfer, do not disturb, call park and conferencing. Clients can schedule a demo, request for a quotation, and find a local partner using resources tool on their website. The company has an ESI Mobility platform to monitor call statistics control interactions with customers.   

Services and Features

Unlimited Calling

Unlimited Conferencing

Unlimited Internet Fax

Instant Messaging

Online Meeting

Call Log Report

Documents Sharing

Voice Mail System

Call Waiting

Unified Communication

Toll-free minutes

Not Stated

Number of Users (Maximum)


Phone System

Music on Hold

Auto Attendant

Directory Assistance

Hosted PBX

Extension Dialing

Business Features

Business SMS

3-Way Calling

Conference Bridge

Do not Disturb

Call Park

Caller ID Blocking


eAgent Integration

ACT! Integration

Outlook and Skype for Business

Net Suite


Phones and Handsets

Desk Phones

Cordless Phones

Receptionist Phone

Conference Phone

IP Phone

Soft phone

Plan Details

Free Trial

Activation Cost

Not Stated

Installation Fee

Not Stated




Not Stated

Help and Support

U.S Based Support


Live Chat

Telephone Support



Business Phone Systems at ESI

Lifetime warranty and excellent business phone services makes ESI’s offer a good choice for business phone systems.

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