
The ESI eCloud PBX features easy administration using the web-based Cloud dashboard, giving users real-time visibility into their business communications. The ESI solution is designed specifically to work in sync with ESI designed and manufactured business phones, providing an end to end integrated communication system. ESI delivers solutions that are easy to use, manage, buy and deploy making it easy to communicate!
Easy to Use
Experience the most user-friendly phone system, designed to increase productivity and keep your business growing.
- How-To videos ease pressure on IT staffs that support users.
- Visual voice mail delivered to your email so you see who has called you with click to dial capabilities.
- View the availability status of co-workers with color-coded presence icons.
Easy to Manage
Give system administrators control to manage routine changes and customization across all sites connected to your system.
- Web-based administration dashboard guides users through set-up and simple programming
- Drag-and-drop button mapping makes changes a snap.
- Automatic software updates mean you'll always be up to date with the latest enhancements.
Easy to Buy
Flexible, role-based user packages allow companies to stop paying for features that aren't used and no hidden extra charges.
- Stop overpaying for features that your employees do not use or need.
- On-demand conference bridges save money from expensive subscriptions.
- 30-day money-back guarantee for all ESI products.
Easy to Deploy
With many options for deployment, ESI offers users the flexibility to connect multiple devices to the office while on-the-go or working remotely.
- ePhoneGO (our mobility application) extends office features to smartphone device.
- Connect up to three devices per user for more flexible communications.
- Office Caller IDs displayed across all connected devices.
What makes our Cloud solution so unique?
- Easy to use & manage: intuitive and easy to use solution equipped with the features that customers want, managed from a convenient user administration dashboard.
- Cost savings: avoid the large up-front costs with a simple, single monthly cost versus a large upfront expense. The cost of your new phone is even included in the price of the user seat!
- Advanced features: ESI IntelitouchTM is the unique interaction between the phones and the system, providing advanced capabilities across all of your connected devices. Connect up to three devices to make sure you're never out of touch!
- Simple installation and local support: the eCloud PBX is simple to install and set-up, but if you do run into issues, Telesys and ESI are always ready to provide you fast and local support!
Key Features
Web-based administration
View voice mail, call history, contacts, and your corporate contacts and availability. Manage call preferences and devices
ESI ePhoneGO mobile application
Sync your mobile device to your office phone and keep employees connected to the corporate office even while in the field. Use Wi-Fi and mobile data instead of cellular minutes.
Easy phone programming
Quickly program and personalize the ESI phone from the dashboard and forget the complicated “star codes.” Simple drag-n-drop phone programming makes changes and updates easy.
Presence indication
View co-worker availability in the Contacts list using color-coded icons. Easily manage your own availability allowing coworkers to see if you are on the phone or available.
Visual voice mail
View voicemail messages in the web dashboard and easily manage messages or click to return calls.
Click-to-call
Click any number from your dashboard to call instantly. Access from contacts, call history or voicemail.
Visual corporate directory
View and manage your corporate contacts in a simple directory.
Multiple-device support
Use up to three phones per extension so that your important calls reach you, no matter where in your workplace you may be at the moment.
ESI VoIP Business Phones
ESI is focused on designing and delivering the best in VoIP business phones. All phones are manufactured by ESI, enabling a deep integration between the phone and the Cloud platform, creating an end-to-end solution.
Purposefully designed
ESI phones are purposefully designed to work with ESI solutions and deliver the best business communication experience for every customer.
One touch features
No complicated start codes to remember for basic phone features, ESI has made it one touch simple for call recording, transfer, call park, conferencing, and voicemail and DND with fixed or programmable keys.
Easy to use
Loaded with advanced capabilities yet incredibly intuitive to use with features for everyday use all at the touch of a button.
Lifetime Warranty
ESI sets the gold standard for phone warranty in this market, offering advanced warranty for the life of the service contract.
Cloud Services Business Phones

ESI ePhone 3™ Enterprise IP Phone
Designed to boost productivity for enterprise users while remaining budget-friendly, this phone includes 45 LED programmable feature keys and additional functionalities. This adaptable desktop phone offers users flexibility, customization, and reliable technology.
- Color: Black
- Display: 3.5" Color LCD
- HD Voice Audio
- 8 SIP Lines
- 45 Programmable Keys
- 1,000 Local Phonebook Entries
- 600 Call History logs
- Gigabit Ethernet 10/100/1000, Dual-Port
- Hearing-Aid Compatible
- 2.4GHz Wi-Fi with optional adapter*
- Bluetooth with optional adapter*

ESI ePhone 4x™ Enterprise IP Phone
This high-end enterprise phone combines power and performance into an intuitive design that's a great addition to any desk space, with 45 LED programmable and Wi-Fi connectivity (with optional dongle). This work-horse phone offers any user a reliable, crystal-clear experience with ease.
- Color: Black
- Display: 4.3" Color LCD
- HD Voice Audio
- 20 SIP Lines
- 45 Programmable Keys
- 1,000 Local Phonebook Entries
- 1,000 Call History logs
- Gigabit Ethernet 10/100/1000, Dual-Port
- Hearing-Aid Compatible
- 2.4GHz Wi-Fi with optional adapter*
Phone Systems
Free IT Whitepaper

This whitepaper will evaluate the differences between traditional technical support practices and modern managed IT practices and the pros and cons of both in regards to small and medium-sized businesses.









