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Yealink T31W

Yealink T31W

The Yealink T31W is a reliable Wi-Fi IP phone designed for businesses that need clear, flexible & efficient communication. This Yealink SIP phone supports up to 2 VoIP accounts & includes built-in dual-band 2.4GHz and 5GHz Wi-Fi for convenient wireless connectivity. Its 2.3-inch graphical LCD with backlight provides a clear, easy-to-use interface, while Yealink HD Voice and Smart Noise Filtering help deliver professional call quality.

The T31W also supports local 5-way conferencing, call transfer, call forwarding, call waiting, voicemail, speed dial and other essential business phone features. With Power over Ethernet (PoE), dual Ethernet ports & IP-PBX compatibility, it is well suited to modern offices and SMEs. The Yealink SIP-T31W offers a cost-effective VoIP phone solution for businesses looking for dependable performance & flexible wireless connectivity.

Key Features and Benefits

• 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 backlight
• Two-port 10/100M Ethernet Switch
• PoE support
• Up to 2 SIP accounts
• Local 5-way conferencing
€ 99.00 € 99.00 (Tax excluded)
€ 99.00 (Tax excluded)

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Audio FeaturesDisplay and IndicatorPhone FeaturesIP-PBX FeaturesDirectoryFeature keysInterfaceManagementNetwork and SecurityOther Physical FeaturesPackage Features

Audio Features

• HD voice: HD handset, HD speaker

• Smart Noise Filtering

• Wideband codec: G.722

• Narrowband codec: PCMU(G.711µ), PCMA (G.711A), G.723.1, G.729, G.729A, G.729B, G.729AB, G.726, iLBC

• DTMF: In-band, Out-of-band (RFC 2833) and SIP INFO

• Full-duplex hands-free speakerphone with AEC

• VAD, CNG, AEC, PLC, AJB, AGC

Display and Indicator

• 2.3” 132x64-pixel graphical LCD with backlight

• LED for call and message waiting for indication

• Dual-color (red or green) illuminated LEDs for line status information

• Wallpaper

• Intuitive user interface with icons and soft keys

• Multilingual user interface

• Caller ID with name and number

• Power saving


Phone Features

• 2 VoIP accounts

• Call hold, mute, DND

• One-touch speed dial, hotline

• Call forward, call waiting, call transfer

• Group listening, SMS, emergency call

• Redial, call return, auto answer

• Local 5-way conferencing

• Direct IP call without SIP proxy

• Ring tone selection/import/delete

• Set date time manually or automatically

• Dial plan

• XML Browser, action URL/URI

• Integrated screenshots

• RTCP-XR, VQ-RTCPXR

• Built-in dual-band Wi-Fi:

- Network standard: IEEE802.11a/b/g/n/ac

- Transmission rate: Up to 433Mbps (dynamic)

- Frequency range: 2.4GHz/5.0GHz

• Enhanced DSS Key


IP-PBX Features

• Busy Lamp Field (BLF), Bridged Line Appearance(BLA)

• Anonymous call, anonymous call rejection

• Hot-desking, voice mail

• Flexible seating

• Call park, call pickup

• Executive and Assistant

• Centralized call recording

• Visual voice mail

• Call recording


Directory

• Local phonebook up to 1000 entries

• Black list

• XML/LDAP remote phonebook

• Smart dialing

• Phonebook search/import/export

• Call history: dialed/received/missed/forwarded


Feature keys

• 2 line keys with LED

• 6 features keys: transfer, message, headset, redial, mute, hands-free speakerphone

• 5 navigation keys

• Volume control keys


Interface

• 2 x RJ45 10/100M Ethernet ports

• Power over Ethernet (IEEE 802.3af), class 2

• 1 x RJ9 (4P4C) handset port

• 1 x RJ9 (4P4C) headset port


Management

• Configuration: browser/phone/auto-provision

• Auto provision via FTP/TFTP/HTTP/HTTPS for mass deployment

• Auto-provision with PnP

• Zero-sp-touch, TR-069

• Phone lock for personal privacy protection

• Reset to factory, reboot

• Package tracing export, system log


Network and Security

• SIP v1 (RFC2543), v2 (RFC3261)

• Call server redundancy supported

• NAT traversal: STUN mode

• Proxy mode and peer-to-peer SIP link mode

• IP assignment: static/DHCP

• HTTP/HTTPS web server

• Time and date synchronization using SNTP

• UDP/TCP/DNS-SRV (RFC 3263)

• QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP

• SRTP for voice

• Transport Layer Security (TLS 1.3)

• HTTPS certificate manager

• AES encryption for configuration file (AES256)

• Digest authentication

• OpenVPN, IEEE802.1X

• IPv6

• LLDP/CDP/DHCP VLAN

• ICE

• WPA2/WPA3

• Secure boot

• GARP (Generic Attribute Registration Protocol)


Other Physical Features

• Color: Classic Grey

• Wall mountable

• External Yealink AC adapter: AC 100-240 V input and DC 5 V/0.6 A output

• Power consumption (PSU): 1.3-1.7 W

• Power consumption (PoE): 2-2.6 W

• Dimension (W*D*H*T): 188 × 189 × 162 × 50 mm

• Operating humidity: 10~95%

• Operating temperature: -10 to +45°C (+14 to 113°F)

• Storage temperature: -30 to +70°C (-22 to +158°F)


Package Features

• Package content:

- Yealink SIP-T31W IP phone

- Handset with handset cord

- Ethernet Cable

- Stand (not applicable to US wall plate Standard)

- Quick Start Guide

- Power Adapter (optional)

• Qty/CTN: 10 PCS

• N.W/CTN: 9.536 kg

• G.W/CTN: 10.576 kg

• Giftbox size: 213 × 210 × 103 mm

• Carton Meas: 535 × 443 × 227 mm


Frequently Asked Questions


The Yealink T31W is an entry-level Wi-Fi IP phone designed for professional business communications. It supports two SIP accounts, HD Voice, local 5-way conferencing and built-in dual-band Wi-Fi, making it suitable for everyday office calling. As a Yealink SIP phone, it can be used with compatible VoIP providers, hosted PBX platforms and modern business phone systems that use SIP.

Yes. The T31W uses the SIP protocol and is designed to connect with compatible VoIP phone systems, hosted PBX and other IP-based business communication platforms. It supports functions such as call transfer, call forwarding, call waiting, call hold, voicemail-related features and 5-way conferencing. This makes the T31W a practical Yealink VoIP phone for businesses moving from traditional phone lines to an IP phone system. Compatibility for advanced features can vary between providers, so the specific phone platform should be checked before deployment.

Yes. Built-in dual-band Wi-Fi is one of the main advantages of the T31W. It supports both 2.4GHz and 5GHz wireless networks, giving businesses more flexibility when deploying an IP office phone. This can be particularly useful in offices where running Ethernet cabling to every desk is difficult or unnecessary. The T31W can therefore help simplify deployment while still providing a professional desk-phone experience.

The Yealink T31W supports up to 2 SIP accounts, making it suitable for users who need to manage two business lines, extensions or call identities from one handset. It has two line keys with LED indicators and supports useful calling functions such as call transfer, call forwarding and call waiting. For standard office users, reception areas and smaller teams, this provides essential multi-line functionality without the additional cost of a higher-end business IP phone.

Yes. The T31W supports Power over Ethernet (PoE), allowing compatible network infrastructure to supply power and data through the Ethernet connection. This can make installation easier by reducing the need for a separate power cable at each desk. The phone also includes Ethernet connectivity alongside its built-in Wi-Fi, giving businesses a choice between wired and wireless deployment within their IP phone system.

Yes. The T31W is aimed at businesses that need a dependable, cost-effective IP office phone for everyday communications. Its two SIP accounts, dual-band Wi-Fi, PoE, HD audio and conferencing capabilities make it a practical choice for standard office users and smaller businesses. For companies comparing VoIP phone systems in Ireland, the T31W can be particularly useful where wireless deployment is preferred or where installing new cabling is inconvenient. Pulse also positions the T31W as an entry-level Wi-Fi IP phone for desks where Ethernet cabling is not practical.

Yes. The T31W features Yealink HD Voice, an HD handset and HD speaker, along with Smart Noise Filtering to reduce distracting background noise. It also supports a full-duplex hands-free speakerphone with acoustic echo cancellation and the wideband G.722 codec. These features help deliver clearer conversations for day-to-day customer calls, internal communications and meetings, making the T31W a strong entry-level Yealink VoIP phone for professional use.

Real Stories, Real Success


Rating

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Rating

The team at Pulse Telecom are so nice to deal with, professional and efficient. We have an ongoing need for interacting with them for our clients and they are very helpful. I would highly recommend the Pulse Telecom Voip service for reliability, customer support and value. Looking forward to working with Anthony, Philip and the team going forward.

Eamonn John Flynn
Eamonn Flynn of TaxAssist Accountants

Rating

Switching to Pulse Telecom was a game-changer for our office operations. We were struggling with dropped calls and lagging hardware, but their team stepped in and streamlined our entire communication stack. The transition was seamless, the call quality is crystal clear, and their support team actually answers the phone when you need them. It’s rare to find a provider that balances cutting-edge tech with such a human touch.

Martin Jenkinson
Customer

Rating

We are using Pulse Telecom for our office phone system needs and I would highly recommend their services. We have a number of remote working staff in different departments and everything ties in seamlessly.

Colm Murphy
Customer

Rating

Anthony and his Pulse Telecom team are responsive and make it very easy to understand how they work, they have good technical backup and are always offering new and innovative ways to make our business work better, i would have no problem recommending them to any business looking to improve their communications system.

Stephen Finlan
Customer

Rating

My company, Robertson Estates, Donabate,  has been dealing with Pulse Telecom for the handling of our phone system for many years. In that time I found them easy to deal with and there service is second to none while also offering great value for money.

Doug Robertson
Owner of Robertson Estates

Rating

Really great experience dealing with Pulse Telecom. Excellent service, good value for money, and super friendly customer support. Really appreciate all the help!

Ideal House
Customer

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