"Ultra-elegant Gigabit IP Phone • 2.8"" 320x240-pixel color display with backlight • Build-in Wi-Fi • Build-in Bluetooth • Dual USB ports • T4X firmware unified • Up to 12 SIP accounts • PoE support • USB headset and EHS support • Wi-Fi via WF40/WF50 • Bluetooth via BT40/BT41 • Supports expansion modules • Stand with 2 adjustable angles • Wall mountable without PSU"