X4U is an enterprise IP Phone featuring 2.8-inch main color screen and 2.4-inch extended screen, HD voice, gigabit Ethernet, 12 SIP lines, PoE, 6-way audio conference and other extended features like EHS headset, BT dongle and Wi-Fi dongle. It provides the high-quality and convenient experience for users.

• 2.8-inch main color screen and 2.4-inch extended screen for DSS keys
• HD audio on speakerphone and handset
• Support 6-way audio conference
• 3 Line keys on the main display
• 6 DSS keys on the extended screen, up to 30 DSS keys via 5 pages
• Support EHS wireless headset, Wi-Fi dongle or BT dongle
• Dual Gigabit ports, integrated PoE
• Stand with 2 adjustable angles of 45 and 50 degrees