Easy to use and cost eff­ective, with a color display, dedicated line keys, and dual Gigabit Ethernet ports with Power over Ethernet (PoE). A dedicated headset port and Electronic Hook Switch (EHS) support off­er enhanced usability for wired and wireless headset users. The Z 22G is fully compatible with Zultys’ ZAC Unified Communications applications, allowing users to manage calls and messages directly from their computer. Like all Zultys phones, the Z 22G utilizes the Session Initiation Protocol (SIP) open standard and is managed from the Zultys MX Administrator application for rapid deployment and the industry’s lowest total cost of ownership.