"Classical IP Phone • 2.4"" 320 x 240-pixel color display with backlight • Yealink HD Voice • Up to 4 SIP accounts • 1xUSB support USB Headset • Build-in Wi-Fi • RJ Headset support • T3x firmware unified • Dual-port Gigabit Ethernet • Wall mountable • PoE support • Stand with 2 adjustable angles, with PSU"