# Keyboard and Mouse set Lenovo 4X31R64491 — Full-size wireless RF, scissor key switch, black, for office use

**URL:** https://aio.lv/en/product--lenovo-4x31r64491--11642692
**Data updated:** 2025-12-31 11:23 (EET)
**Category:** Keyboards
**Manufacturer:** Lenovo
**Manufacturer code:** 4X31R64491
**EAN:** 195892117025
**Warranty:** 1 Year
**Availability:** Available for order
**Price:** 51.49 €
**Prices and availability valid until:** 2026-08-07 23:59
**Price without VAT (21%):** 42.55 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lenovo-4x31r64491--11642692

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Friday | free |
| Pickup points | 15.07.2026 | 1.89 EUR |
| Courier delivery to door | 15.07.2026 | 4.99 EUR |

## Summary description

Lenovo 4X31R64491 is a full-size (100%) wireless keyboard and mouse set designed for office use. The keyboard uses scissor key switches for comfortable typing and connects via RF wireless interface for stable pairing. The set comes in black and provides a standard layout suitable for everyday productivity tasks, meetings and general office workflows.

## Long description

Lenovo 4X31R64491 is a full-size wireless keyboard and mouse set designed for office use. The low-profile 2.5-zone keyboard features scissor key switches and a dedicated Microsoft Copilot key to streamline common tasks, while the ambidextrous full-size mouse offers an optical sensor with up to 1600 DPI for precise cursor control. The set connects via a 2.4 GHz RF receiver for a stable connection, uses 65% post-consumer recycled plastic in its construction, and includes a 3-year limited hardware warranty. Download the driver to enable hotkey functions.
Advantages
The combo provides reliable wireless connectivity and a quiet, comfortable typing experience thanks to the low-profile scissor key switches and 2.5-zone layout. Energy-efficient design delivers long battery life for both keyboard and mouse, while AES-128 encryption helps protect keystroke data. Materials include a significant share of recycled plastic, reducing environmental impact. The included full-size numeric keypad and dedicated media/hotkey support increase productivity for office workflows.
Suitable for
Office productivity and everyday desk work
Meetings and remote work setups
Data entry and spreadsheet tasks requiring numeric keypad
Users who prefer a low-profile, quiet keyboard
Key specifications
Model: Lenovo 4X31R64491
Interface: 2.4 GHz RF wireless (USB receiver)
Keyboard form factor: Full-size (100%) with 2.5-zone low-profile layout
Key switch type: Scissor (RF wireless scissor key switch)
Special keys: Microsoft Copilot key; one-touch media controls on F1–F12 (driver required for hotkeys)
Indicators: Low-battery, FnLock, NumLock (keyboard)
Encryption: AES-128 for keyboard
Mouse: Full-size ambidextrous optical mouse, up to 1600 DPI
Battery life (typical): Keyboard up to 15 months; Mouse up to 18 months (varies with use)
Materials: 65% post-consumer recycled plastic
Colour: Black
Warranty: 3-year limited hardware warranty
How to use
Plug the included 2.4 GHz USB receiver into an available USB port on your computer to establish the wireless connection. Insert batteries into the keyboard and mouse, then turn each device on; the keyboard LEDs indicate battery and lock states. Download and install the Lenovo driver if you need full hotkey/media-key functionality from F1–F12. Press the Copilot key to open Microsoft Copilot when it is available and enabled; if Copilot is not available, the key launches Windows Search.
Usage recommendations
Place the receiver within 1–2 meters of the keyboard and mouse and avoid large metal obstacles for best signal stability. Use the adjustable tilt leg to set a comfortable typing angle and keep liquids away from the spill-resistant keyboard. Install the driver to enable all hotkey functions and check battery status periodically to maintain uninterrupted use.

## Specifications

### Keyboard

| Feature | Value |
|---|---|
| Device interface | RF Wireless |
| Keyboard form factor | Full-size (100%) |
| Certification | CB
TUV Mark
CE
cTUVus
FCC
IC
IMDA
WPC
BIS
SIRIM
NBTC-SDOC
SDPPI
NTC
AITI
TRC
NCC
BSMI
MSIP
VCCI
JRF
KVALITET
ICASA
TRA
NTRA
MOC
PTA
ICT
EQM
BOCRA
ARCT
ETA
NCA
POTRAZ |
| Pointing device | No |
| Security algorithms | 128-bit AES |
| Windows keys | Yes |
| Numeric keypad | Yes |
| Connectivity technology | Wireless |
| Frequency band | 2.4 |
| Recommended usage | Office |
| Keyboard key switch | Scissor key switch |
| Key pitch | 19.05 mm |
| Keyboard keys operating life | 10 million characters |
| Copilot key | Yes |

### Mouse

| Feature | Value |
|---|---|
| Mouse included | Yes |
| Buttons quantity | 3 |
| Movement detection technology | Optical |
| Movement resolution | 1600 DPI |
| Scroll | Yes |
| Scrolling directions | Vertical |
| Scroll type | Wheel |
| Form factor | Ambidextrous |
| Mouse battery type | AA |
| Mouse battery life | 18 month(s) |

### Design

| Feature | Value |
|---|---|
| Product colour | Black |
| Backlight | No |
| Protection features | Spill resistant |
| Adjustable keyboard height | Yes |
| LED indicators | Y |

### Weight & dimensions

| Feature | Value |
|---|---|
| Mouse dimensions (WxDxH) | 110.1 x 61.5 x 36.1 |
| Mouse weight | 65.5 g |
| Keyboard dimensions (WxDxH) | 422.3 x 134.5 x 21.9 |
| Keyboard weight | 406.5 g |

### Power

| Feature | Value |
|---|---|
| Power source type | Battery |
| Keyboard battery type | AAA |
| Service life of battery | 15 month(s) |
| USB Type-C charging port | No |

### System requirements

| Feature | Value |
|---|---|
| Windows operating systems supported | Windows 10, Windows 11 |
| Mac operating systems supported | Y |
| Linux operating systems supported | Y |
| Other operating systems supported | ChromeOS |

### Operational conditions

| Feature | Value |
|---|---|
| Operating relative humidity (H-H) | 20 - 95 |
| Operating temperature (T-T) | 0 - 40 |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 998 g |
| Package depth | 142 mm |
| Package height | 42 mm |
| Package width | 520 mm |
| Package type | Box |

### Packaging content

| Feature | Value |
|---|---|
| AC adapter included | No |
| Batteries included | Yes |
| Number of products included | 2 pc(s) |
| Wireless receiver interface | USB Type-A |
| Receiver included | Yes |

### Features

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

## FAQ

### How much does the Lenovo 4X31R64491 wireless keyboard and mouse cost, and is it available for purchase?

The price is 51.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 108 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 Friday 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: Cash payment, 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 Lenovo 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 Lenovo 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: device interface, keyboard form factor, mouse included, 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.

### Where can I download the instructions for Lenovo 4X31R64491 wireless keyboard and mouse?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/11642692/66891569_large.webp