CommunicationsThe SIP-T44U IP phone is a feature-rich business tool for excellent communications and extended functionality. Integrated with Hall Switch, T44U gives you a quieter operation and environment. It is a 12-line IP phone that comes with a 2.8-inch color display with backlight and the EXP43 support.

The SIP-T43U IP phone is a feature-rich business tool for excellent communications and extended functionality. Integrated with Hall Switch, T43U gives you a quieter operation and environment. It is a 12-line IP phone that comes with a 3.7-inch large black-and-white screen and the EXP43 support.

• 2.8” 320x240-pixel color LCD with backlight• Dual USB ports• Dual firmware images• T4U Auto-P template unified• T4U firmware unified• Up to 12 SIP accounts• PoE support• USB headset and EHS support• Wi-Fi via WF40/WF50• Bluetooth via BT40/BT41/BT51• Supports color-screen expansion modules• Stand with 2 adjustable angles• Wall mountable• Handset with hall switch2.8-inch ScreenOptima HD VoiceDual USB PortsAcoustic ShieldUnified FirmwareGigabitExpansion Module

• 3.7" 360x160-pixel graphical LCD with backlight • Dual USB ports • Dual firmware images • T4U Auto-P template unified • T4U firmware unified • Up to 12 SIP accounts • PoE support • USB headset and EHS support • Wi-Fi via WF40/WF50 • Bluetooth via BT40/BT41/BT52 • Supports color-screen expansion modules • Stand with 2 adjustable angles • Wall mountable • Handset with hall switch