ESI ePhone4 Session Initiation Protocol (SIP) eCloud Business Phone

The ESI ePhone 4 delivers a familiar, every day user experience with thirty-six programmable feature keys, a four inch color display, DESI-less button labeling, presence indication, call history and many more of the traditional business phone features that ESI customers have come to rely on.

Several fixed feature keys put the most valuable ePhone features just a button press away without the need for user programming. Extension statuses on the display makes the user more efficient at communication with co-workers.

Users experience crisp, clear audio thanks to the high-definition handset and full duplex speakerphone, ideal for active business phone users.

Key Features

Simplified Programming

Simplifies button programming with the use of the ESI Dashboard for drag-n-drop button programming.

Presence Indication

Offers Presence indication with extension status on the display to enable more efficient communications with coworkers.

One-touch eHELP

One touch eHELP – providing quick access to ‘how-to’ user videos in order to assist users in learning about how to use new features, therefore driving adoption.

ESI Intelitouch™

ePhone4 leverages the power of ESI Intelitouch™ integration across devices, providing a true unified view of communications.

Automatic Updates

Automatic updates are pushed to your phone so users can take advantage of new features instantly.

Additional Features

  • 4 Inch Color Display
  • View Call History
  • Visual Voicemail
  • 36 Programmable Buttons (no DESI's)
  • One Touch Call Recording
  • 3-way Conferencing
  • Busy Lamp Field
  • Call Mute, Hold, Park and Transfer
  • Full Duplex Speakerphone and Headset
  • HD / Gigabit


Network Type
Gigabit Ethernet (PoE)

Supported ESI Systems
eCloud PBX

Programmable Keys
36 DESI-less

Voice Mail Key
Yes; Dedicated


4 Inch Color Display

Speaker / Speakerphone
Yes / Yes; Full-duplex

Web Dashboard Integration

Integrated Headset Jack
Yes, RJ9

Feel free to contact us for more information or to schedule a demonstration.