Yealink SIP-T31W (SIP-T31W)

Technical Specifications of Yealink SIP-T31W Wi-Fi IP Phone

The Yealink SIP-T31W Wi-Fi IP Phone is a 2-line IP phone with built-in dual-band Wi-Fi so desks without a network cable still get a proper business phone. The full specification set is below; contact IRIX for datasheets and firmware notes.

Key Features of Yealink SIP-T31W Wi-Fi IP Phone

Lines

2 SIP accounts.

Display

2.3″ 132×64 graphical LCD, backlit.

Network

Built-in Wi-Fi 2.4/5 GHz + 10/100 Ethernet, PoE.

Audio

Yealink HD Voice, Opus, full-duplex speakerphone.

Works with your PBX

Standard SIP means the SIP-T31W registers to Yeastar, 3CX, Grandstream UCM, Asterisk/FreePBX, Microsoft Teams SIP gateways and hosted PBX services. IRIX pre-configures devices for your platform on request.

Why Choose the Yealink SIP-T31W Wi-Fi IP Phone

Yealink is one of the two telephony brands IRIX deploys most in the UAE because the devices provision automatically, survive daily office use and are still supported with firmware years after purchase. The SIP-T31W is the right pick when you want IP phone performance without paying for features you will not use.

Who Is the Yealink SIP-T31W Wi-Fi IP Phone Built For

The SIP-T31W suits offices, hotels and schools moving to VoIP, call centres, and resellers standardising desks on one phone family. IRIX supplies it to corporate IT teams, hotels and system integrators across the UAE, with export to CIS and Africa.

Hands-On Review and Customer Feedback

In deployments we have supplied, the SIP-T31W provisions in minutes from the PBX template and rarely needs touching afterwards. Audio quality on HD codecs is consistently rated better than the analog equipment it replaces; the usual project questions are PoE budget on the switch and Wi-Fi coverage where wireless models are used — both things IRIX checks before shipping.

Why Buy the Yealink SIP-T31W Wi-Fi IP Phone from IRIX

• Yealink partner with stock in Dubai — delivery across the UAE, usually next business day.
• Corporate and reseller pricing, VAT invoice, export documentation for CIS and Africa.
• Pre-configuration for your PBX, remote setup support and genuine Yealink warranty handled locally.
• Complete telephony supply — Yeastar PBX, Yealink and Yealink devices, PoE switches, cabling — from one supplier.

Frequently Asked Questions

Does the Yealink SIP-T31W Wi-Fi IP Phone work with 3CX, Yeastar or a cloud PBX?

Yes. It uses standard SIP and is on the compatibility lists of Yeastar, 3CX, Grandstream UCM and most hosted PBX providers.

Is it delivered configured?

On request IRIX pre-provisions devices with your PBX settings so they work on first plug-in; for larger rollouts we set up auto-provisioning templates.

What is the delivery time in Dubai and for export?

Stock items ship the same or next business day within the UAE; export orders leave ex-works Dubai within 2–5 days with full documents.

Is project or bulk pricing available?

Yes — send quantities and your PBX model and IRIX quotes corporate or reseller pricing, with phones, switches and installation partners bundled if needed.