Preferred - Data, Voice, Networks

Baton Rouge Telephone Networking Provider

ESI eSIP Server

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ESI eSIP Evolution Business Phone System

Preferred Data Voice Networks is proud to offer the latest technology for premise-based business phone servers - the ESI eSIP Evolution Series. The all-new ESI eSIP Evolution Series™ delivers power, performance, flexibility and scalability for small companies to large enterprises up to 2000 users. With a modular design that uses the very latest advanced standards-based technology, the eSIP Evolution Series is engineered for the communications needs of today, while “future-proofing” your investment with the ability to grow along with your organization in the future.

Features
The eSIP servers are fully loaded with maximum licenses per server when installed. There is no cost to add users or trunks along the line, greatly decreasing the overall cost of the systems. The servers are sized based on number of users and trunks - only pay for what you need.

ESI eSIP TITAN Series

The ESI eSIP TITAN Series delivers power, performance, flexibility and scalability to medium to large organizations up to 2000 users.

ESI eSIP Evolution Series Business Phones

There are 4 models of phones for the eSIP Evolution Series, all include:

  • Large color screens
  • Navigation buttons
  • Fully customizable color, font, ring tones, background, keys
  • 1Gb switch
  • Built in tilt stand
  • Built in PoE
  • Built in headset jack

ESI ePhone8™

ESI ePhone8™

With a modern design and robust feature set, the ESI ePhone8™ is a beautiful high-end business phone for users who need fast access to their important communications data. The vibrant and versatile 7-inch color touchscreen puts a wealth of information and apps at a user’s fingertips, including up to 112 on-screen programmable DSS keys. Additionally, this phone also features 20 SIP lines, HD audio, built-in Bluetooth and Wi-Fi connectivity, and more.

  • Network: 10/100/1000 Mbps Ethernet
  • ESI Products: ESI eSIP Evolution Series, ESI eCloud PBX
  • Programmable keys: 112 programmable on-screen keys
  • 7-inch capacitive color touchscreen display
  • 20 SIP Accounts
  • PoE Enabled (optional power supply sold separately)
  • Electronic Hook Switch
  • HD Voice Microphone/SpeakerPhonebook (Local: 2000 entries, Remote: 2000 entries)
  • Call log (1000 entries, in/out/missed)
  • Full duplex, hands-free speakerphone
  • Built-in Bluetooth connectivity
  • Built-in Wi-Fi connectivity

ESI ePhoneX™

ESI ePhoneX™

The ESI ePhoneX™ - a high-end desktop phone with a built-in sidecar that supports up to 106 LED programmable feature keys. This phone is designed for users that handle heavy call volumes and need visibility into multiple extensions on the network. Users with ESI Access video readers (sold separately) can also view the reader's video feed directly on the ePhoneX's color display.

  • Network: 10/100/1000 Mbps Ethernet
  • ESI Products: ESI eSIP Evolution Series, ESI eCloud PBX
  • Programmable keys: 106 LED programmable keys
  • 4.3 inch COLOR LCD main display
  • 2 x 3.5 inch sidecar displays
  • 20 SIP Accounts
  • PoE Enabled (optional power supply sold separately)
  • Electronic Hook Switch
  • HD Voice Microphone/Speaker
  • Phonebook (500 entries)
  • Call log (1000 entries, in/out/missed)
  • Full duplex, hands-free speakerphone

ESI ePhone4x™

The ESI ePhone4x™ Enterprise IP Phone is a powerful desktop phone with 36 LED programmable feature keys offering maximum customization for high-end enterprise users.

  • Network: 10/100/1000 Mbps Ethernet
  • ESI Products: ESI eSIP Evolution Series, ESI eCloud PBX
  • Programmable keys: 45 LED programmable keys
  • 4.3 inch COLOR LCD display
  • 6 SIP Accounts
  • PoE Enabled (optional power supply sold separately)
  • Electronic Hook Switch
  • HD Voice Microphone/Speaker
  • Phonebook (1000 entries)
  • Call log (1000 entries, in/out/missed)
  • Full duplex, hands-free speakerphone

ESI ePhone3™

The ESI ePhone3™ Enterprise IP Phone is a high-end desktop phone with 28 LED programmable feature keys to increase productivity for enterprise users at a cost-effective price.

  • Network: 10/100/1000 Mbps Ethernet
  • ESI Products: ESI eSIP Evolution Series, ESI eCloud PBX
  • Programmable keys: 45 LED programmable keys
  • 3.5 inch COLOR display
  • 4 SIP Accounts
  • PoE Enabled (optional power supply sold separately)
  • Electronic Hook Switch
  • HD Voice Microphone/Speaker
  • Phonebook (1000 entries)
  • Call log (600 entries, in/out/missed)
  • Full duplex, hands-free speakerphone

Yealink W56H DECT Handset

  • Exceptional Handsfree Talking
  • 2.4" 240x320 color screen with intuitive user interface
  • headset connection
  • up to 30 hours talk time
  • up to 400 hours standby time

eSIP Evolution Series - Mobile App

Take the critical features of your business phone on the road with you by using the ESI eMobile™ application for smartphones. Access voice mails, contact directories, and call recording features from wherever you may be, and always stay available to receive calls from your most valuable clients!

ESI eMobile for Desktop

The ESI eMobile for Desktop is a softphone application for the ESI eSIP Evolution Series on-premises solutions.  This allows full access to calling from the PC, so users can handle calls without a deskphone.

ESI Communicator

The ESI Communicator is desktop software that gives call control to the users directly from the PC - for easy call management, drag and drop transfers, presence management - view of all system extensions, dockable widgets, chat, ACD agent supervisor monitoring, parked calls, access to voice mail.

Call Centers on the ESI eSIP Servers


An efficient call center management system can improve performances by 100% or more, while also significantly improving customer satisfaction. ESI has partnered with Loway to provide the Queuemetrics software for monitoring and reporting on agent and queue activity. Agents can see their own call status and queue status real time, have pause options and can dial out utilizing a softphone - all from the desktop. Supervisors can track data on queues, calls, and agent performance real time, including:

  • • incoming calls with phone numbers, waiting times, conversation time and engaged agents
    • agents online status (available, busy, on pause), time of last connection to a queue, last call and name of it
    • add and remove agents from queues
    • listen to agents conversations
    • send instant messages to agents
    • open and view an agent’s desktop via remote access
    • agents online status (available, busy, on pause), time of last connection to a queue, last call and name of it