The all-new ESI eSIP Evolution Series™ delivers power, performance, flexibility and scalability for small to mid-sized enterprises up to 500 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.
Easy to Deploy
Comprehensive auto-provisioning and advanced plug-and-play capabilities, combined with an intuitive Metro UI driven by point-and-click configuration, means faster installations.
Power & Performance
The latest powerful technology advancements, including industrial-grade Quad Core processors, T1 DSP voice processors, and extended-life power units with lightning protection. This solution works with SIP/IAX2, PSTN lines, ISDN, T1/PRI, and GSM/3G/4G.
Premium Technology & Features
Enterprise-grade features improve productivity and efficiency by making routine tasks simple, such as: visual voicemail, dial-by-name directories, conferencing, advanced call handling, call recording, and more!
Secure & Reliable
Gain peace-of-mind with advanced fail-over/redundancy, built-in security, monitoring and reporting capabilities as standard. Additionally, the internal firewall/threat detection and support for TLS and SRTP encryption means that your communications remain secure from unexpected threats to your system.
Mobility with ESI eMobile App
Take the critical features of your business phone on the road with you by using the ESI eMobile™ application for smartphones. Access voicemails, contact directories, and call recording features from wherever you may be, and always stay available to receive calls from your most valuable clients - even from the beach!
Quick multi-site and remote user connections, advanced call handling options, built-in call recording capability, conferencing and three-way calling, visual voicemail, web-based management, and powerful add-ons including the ESI eMobile smartphone application are just a handful of features the ESI eSIP Evolution Series™ delivers.
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ESI ePhone8 is a beautiful high-end business phone for power users who need fast access to their important communications data and a robust feature set.
ESI ePhoneX-1 Enterprise VoIP desktop business phone is designed for users that handle heavy call volumes and need visibility into multiple network extensions.
Contact us today to discuss how
we can improve your communications
We collaborate with you and identify ways to improve your business communications with tailored solutions to meet your workforce and business needs.