Shopping Cart
There are no more items in your cart
Check stock
What it is
The Lenovo 4X31R64490 is a wireless combo including a full-size QWERTY keyboard and mouse, featuring scissor key switches and 2.4 GHz RF wireless connectivity.
Who it's for
This set is aimed at office users looking for a straightforward wireless keyboard and mouse combination that balances comfortable typing with reliable connectivity.
Why it's good
It offers a familiar full-size layout, 128-bit AES encryption for security, and a practical key pitch of 1.91 cm, designed for typical office workloads.
When to choose it
Go for this combo if you want a trusted Lenovo set with scissor switches and wireless operation for general office or home use.
Specifications
| Keyboard | |
|---|---|
| Keyboard key switch | Scissor key switch |
| Key pitch | 1.91 cm |
| Security algorithms | 128-bit AES |
| Frequency band | 2.4 GHz |
| Recommended usage | Office |
| Keyboard form factor | Full-size (100%) |
| Keyboard layout | QWERTY |
| Windows keys | Yes |
| Pointing device | No |
| Numeric keypad | Yes |
| Keyboard language | UK English |
| Connectivity technology | Wireless |
| 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 |
| Adjustable keyboard height | Yes |
| Device interface | RF Wireless |
| Keyboard keys operating life | 10 million characters |
| Copilot key | Yes |
| Ports & interfaces | |
| Frequency band | 2.4 GHz |
| Design | |
| Product colour | Black |
| Protection features | Spill resistant |
| Backlight | No |
| LED indicators | Yes |
| 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 |
| Adjustable keyboard height | Yes |
| Technical details | |
| Plug and Play | Yes |
| Product colour | Black |
| Protection features | Spill resistant |
| Backlight | No |
| Windows keys | Yes |
| Scrolling directions | Vertical |
| Numeric keypad | Yes |
| Number of products included | 2 pc(s) |
| LED indicators | Yes |
| Connectivity technology | Wireless |
| Form factor | Ambidextrous |
| Ergonomics | |
| Plug and Play | Yes |
| LED indicators | Yes |
| Features | |
| Plug and Play | Yes |
| Receiver | |
| Wireless receiver interface | USB Type-A |
| Power | |
| Service life of battery | 15 month(s) |
| Power source type | Battery |
| Mouse battery type | AA |
| Keyboard battery type | AAA |
| USB Type-C charging port | No |
| Mouse | |
| Form factor | Ambidextrous |
| Movement resolution | 1600 DPI |
| Movement detection technology | Optical |
| Buttons quantity | 3 |
| Scroll | Yes |
| Scroll type | Wheel |
| Mouse battery type | AA |
| Scrolling directions | Vertical |
| Mouse included | Yes |
| Mouse battery life | 18 month(s) |
| System requirements | |
| Windows operating systems supported | Windows 10, Windows 11 |
| Mac operating systems supported | Yes |
| Linux operating systems supported | Yes |
| Other operating systems supported | ChromeOS |
| Operational conditions | |
| Operating temperature (T-T) | 0 - 40 °C |
| Operating relative humidity (H-H) | 20 - 95% |
| Certificates | |
| 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 |
| Weight & dimensions | |
| Mouse weight | 65.5 g |
| Mouse dimensions (WxDxH) | 110.1 x 61.5 x 36.1 mm |
| Keyboard weight | 406.5 g |
| Keyboard dimensions (WxDxH) | 422.3 x 134.5 x 21.9 mm |
| Packaging data | |
| Wireless receiver interface | USB Type-A |
| Receiver included | Yes |
| Batteries included | Yes |
| Package weight | 998 g |
| Package width | 520 mm |
| Package type | Box |
| Package height | 42 mm |
| Package depth | 142 mm |
| Number of products included | 2 pc(s) |
| Packaging content | |
| Wireless receiver interface | USB Type-A |
| Receiver included | Yes |
| Batteries included | Yes |
| Number of products included | 2 pc(s) |
| AC adapter included | No |
| Other features | |
| Pointing device | No |
| Connectivity technology | Wireless |
| AC adapter included | No |
Reach out to confirm this combo suits your workspace and to check stock or alternative options.
