Esna Technologies family of products integrates with virtually any telephone system on the market today, making it a great solution for any company looking to add value to their current phone system. As a Unified Messaging platform, Esna's Telephony Office Linx product line enhances and rejuvenates the features and the functionality of your current telephone system with additional features such as Unified Messaging, Follow Me capabilities and numerous other advanced features. Protect your current investment by adding one of the most stable, reliable and cost effective unified messaging platforms available today. Protect your future investment by selecting a product that will grow and improve, regardless of your your future telephone or messaging systems. Selecting Esna provides "obsolescence protection".