Yealink SIP-T31 IP phone Grey LCD

The Yealink SIP-T31 is an entry-level IP phone with a 2.3" (132 x 64) graphical LCD and support for two SIP accounts. It offers HD voice, local 5-way conferencing, a wired handset and Fast Ethernet connectivity for reliable office communications. The adjustable multi-angle stand and compact grey design make it suitable for typical desk-based use while integrated device management support simplifies deployment and maintenance.

Advantages

The SIP-T31 delivers clear audio via HD codecs (including G.722 and OPUS) and smart noise filtering to reduce background interference. Its powerful processor improves responsiveness and enables expanded features compared with basic models. The large backlit LCD provides readable call information, and the phone supports a 1000-entry phonebook for efficient contact management. Compatibility with Yealink Device Management Platform allows centralized firmware updates and remote provisioning.

Suitable for

• Small and medium office desks
• Reception and front-desk telephone use
• Shared workspaces requiring multi-line support
• Environments where simple centralized management is needed

Key specifications

• Display: 2.3" graphical LCD, 132 x 64 pixels, backlight
• Lines/accounts: 2 SIP accounts
• Audio: HD voice, codecs including G.711, G.722, OPUS; Smart Noise Filtering
• Connectivity: Fast Ethernet (LAN), IEEE 802.1Q support
• Phonebook: 1000 entries
• Handset: Wired
• PoE: No
• Color: Grey

How to use

Connect the handset and network cable to the corresponding ports on the rear panel, then power the phone using an external adapter or network power if available (PoE not supported on this model). Register up to two SIP accounts via the web user interface or provisioning server. Use the backlit LCD and navigation keys to access call history, phonebook entries and settings. For multi-way calls, use the built-in local 5-way conferencing feature.

Recommendations

Place the phone on a stable desk surface and adjust the angle using the multi-angle stand for optimal viewing. Use the Yealink Device Management Platform for bulk provisioning and firmware updates to ensure consistent configuration and easier maintenance.