Entry-level IP Phone with 2 Lines HD voice As a very fashionable and friendly entry-level IP phone, Yealink SIP-T31W has an extra-large 132x64-pixel graphical LCD with backlight that brings clear visual experience for users. The T31W offers support for two VoIP accounts and includes local 5-way conferencing to maximize productivity. With the built-in dual-band 2.4G/5G Wi-Fi, the SIP-T31W ensures you to keep up with the latest wireless technology and gain an advantage in the future wireless era. Working with the adjustable multi-angle stand, the T31W IP phone ensures you to work in different situation. Meanwhile, the T31W features built-in Power over Ethernet (PoE) and superb high definition (HD) sound quality. Easy-to-use and powerful features together with reasonable price deliver excellent voice communications solution. Key Features: Built-in dual band 2.4G/5G Wi-Fi (802.11a/b/g/n/ac) Yealink HD Voice 2.3 132x64-pixel graphical LCD with back-light Dual-port Gigabit Ethernet PoE support Up to 2 SIP accounts Local 5-way conferencing Support EHS Wireless Headset Unified Firmware Support YDMP/YMCS Stand with 2 adjustable angles Wall mountable Handset with hall switch