# IP Phone Yealink SIP-T31G Grey 2 lines LCD Wired handset

**URL:** https://aio.lv/en/product--yealink-t31g--8587107
**Data updated:** 2026-01-30 13:36 (EET)
**Category:** VoIP Phones
**Manufacturer:** Yealink
**Manufacturer code:** T31G
**EAN:** 6938818305786
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 54.49 €
**Prices and availability valid until:** 2026-07-22 23:59
**Price without VAT (21%):** 45.03 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--yealink-t31g--8587107

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.89 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

The Yealink SIP-T31G is a grey IP phone with a wired handset, featuring 2 lines and a 5.84 cm LCD display with 132 x 64 pixels resolution. It supports various voice codecs and has a phonebook capacity of 1000 entries. With Gigabit Ethernet connectivity, it ensures high-speed data transmission and compliance with multiple networking standards.

## Long description

The Yealink SIP-T31G is an entry-level IP phone with a wired handset, a grey casing and a 132 x 64-pixel backlit LCD. It supports two VoIP lines, offers local 5-way conferencing and delivers HD voice with smart noise filtering to improve call clarity. The phone includes Gigabit Ethernet and Power over Ethernet (PoE) support, an adjustable multi-angle stand and a phonebook capacity suitable for small-to-medium deployments.
Advantages
The SIP-T31G combines a compact, ergonomic design with a clear backlit LCD and HD audio quality. Built on an improved chip platform, it provides reliable performance for daily office use and supports centralized device management for easier deployment and maintenance. Local conferencing and noise filtering enhance productivity and call experience.
Suitable for
Small offices and home offices
Reception desks and shared workstations
Phone-based customer support with moderate call volume
Environments requiring simple centralized management
Key specifications
Lines: 2 VoIP lines
Display: 132 x 64-pixel backlit LCD (approx. 5.84 cm)
Audio: HD voice with smart noise filtering and speakerphone
Connectivity: Gigabit Ethernet LAN, Power over Ethernet (PoE) support
Handset: Wired handset
Phonebook capacity: up to 1000 entries
Physical colour: Grey
How to use
Connect the SIP-T31G to your network via the Gigabit Ethernet port or using PoE for power and data on a single cable. Configure SIP accounts through the phone’s web interface or provisioning system, assign up to two VoIP lines, and import contacts into the phonebook as needed. Adjust the multi-angle stand to achieve a comfortable viewing angle and use the built-in speakerphone for hands-free calls or the wired handset for private conversations.
Usage recommendations
For best audio quality, place the phone on a stable surface away from loud background noise and ensure firmware and provisioning settings are up to date through your Yealink device management platform. Use PoE where available to simplify cabling and centralize power management.

## Specifications

### Display

| Feature | Value |
|---|---|
| Display | LCD |
| Touchscreen | No |
| Display diagonal | 2.3 " |
| Display resolution | 132 x 64 |
| Backlight display | Yes |

### Phone features

| Feature | Value |
|---|---|
| Full duplex | Yes |
| Conference call | Yes |
| Phonebook capacity | 1000 entries |
| Caller ID | Yes |
| Call forwarding | Yes |
| Redialing | Yes |
| Answering machine | Yes |
| Call waiting | Yes |
| Speed dialling | Yes |
| Call hold | Yes |
| Lines quantity | 2 lines |
| Anonymous call | Yes |
| Anonymous call rejection | Yes |
| Call transfer | Yes |
| Call history | Yes |
| Number of VoIP accounts | 2 |
| Call return | Yes |
| SIP registrar server | Yes |

### Audio

| Feature | Value |
|---|---|
| Speakerphone | Yes |
| Voice codecs | G.729, CNG, iLBC, G.726, G.723.1, G.711a, VAD, G.711Mu, PLC, AJB, G.729A, AGC, G.722, OPUS |
| Microphone mute | Yes |
| Comfort noise generation (CNG) | Yes |
| Packet loss concealment (PLC) | Yes |

### Ports & interfaces

| Feature | Value |
|---|---|
| Ethernet LAN (RJ-45) ports | 2 |
| DC-in jack | Yes |
| RJ-9 ports quantity | 2 |

### Network

| Feature | Value |
|---|---|
| Ethernet LAN | Yes |
| Networking standards | IEEE 802.1x, IEEE 802.1Q, IEEE 802.1p, IEEE 802.3af |
| Bluetooth | No |
| Wi-Fi | No |
| Quality of Service (QoS) support | Yes |
| DHCP client | Yes |
| Ethernet LAN data rates | 1000, 100, 10 |
| Ethernet LAN interface type | Gigabit Ethernet |

### Power

| Feature | Value |
|---|---|
| Power consumption (typical) | 3 W |
| AC adapter input voltage | 100 - 240 |
| AC adapter output voltage | 5 |
| AC adapter output current | 0.6 A |
| Power over Ethernet (PoE) | Yes |

### Weight & dimensions

| Feature | Value |
|---|---|
| Height | 162 mm |
| Width | 188 mm |
| Depth | 189 mm |
| Package depth | 210 mm |
| Package height | 103 mm |
| Package width | 213 mm |

### Operational conditions

| Feature | Value |
|---|---|
| Operating relative humidity (H-H) | 10 - 95 |
| Operating temperature (T-T) | -10 - 50 |

### Certificates

| Feature | Value |
|---|---|
| Sustainability compliance | Yes |
| Sustainability certificates | REACH, RoHS |

### Packaging content

| Feature | Value |
|---|---|
| Quick start guide | Yes |
| Ethernet cable | Yes |
| Handset | Yes |
| Mounting kit | Yes |
| Number of handles included | 1 pc(s) |

### Logistics data

| Feature | Value |
|---|---|
| Harmonized System (HS) code | 85171800 |

### Design

| Feature | Value |
|---|---|
| Wall mountable | No |
| Product colour | Grey |
| Mounting | Desk/Wall |
| Handset type | Wired handset |
| Product type | IP Phone |

### Management features

| Feature | Value |
|---|---|
| Plug and Play | Yes |

## FAQ

### How much does the IP Phone Yealink SIP-T31G cost, and is it available for purchase?

The price is 54.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 7 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 13.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Yealink products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Yealink service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: display, touchscreen, lines quantity, speakerphone, ethernet lan, bluetooth, power over ethernet (poe), handset type, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/8587107/54828585_large.webp