Wireless Keyboard and Mouse Lenovo 4X31N50746 QWERTY US English Black

The Lenovo Essential Wireless Combo Keyboard & Mouse Gen 2 (model 4X31N50746) is a full-size wireless keyboard with a US English QWERTY layout paired with a matching standard-size mouse. The slim 2.5-zone keyboard provides quiet, responsive keys for everyday typing, while the mouse matches the keyboard in design and utility. The RF wireless connection via a 2.4 GHz receiver ensures a stable link between keyboard and mouse. The combo uses post-consumer recycled plastic in its construction and includes a 3-year limited hardware warranty and global product support.

Advantages

The set combines a full-size keyboard and a standard mouse that share a consistent black design, offering a familiar typing layout and straightforward point-and-click control. Quiet key action and a slim 2.5-zone profile make the keyboard suitable for prolonged use, while the RF 2.4 GHz receiver provides reliable wireless connectivity without pairing complexity. The product’s construction includes a significant proportion of post-consumer recycled plastic for reduced environmental impact, and warranty coverage of three years adds hardware assurance.

Suitable for

• Office work and data entry
• Home productivity and remote work
• Everyday browsing and email
• Environments requiring quiet typing

Key specifications

• Brand: Lenovo
• Model / MPN: 4X31N50746
• Keyboard form factor: Full-size (100%), 2.5-zone slim design
• Keyboard layout / language: QWERTY, US English
• Device interface: RF Wireless (2.4 GHz receiver)
• Mouse included: Yes, standard-size
• Product colour: Black
• Materials: Contains post-consumer recycled plastic (approx. 65%)
• Warranty: 3-year limited hardware warranty

How to use

Insert the batteries into the keyboard and mouse if required, plug the included 2.4 GHz receiver into a free USB port on your computer, and allow the devices a few seconds to establish a connection. Use the full-size QWERTY keyboard for regular typing tasks and the included standard mouse for pointer control, scrolling and clicking. The wireless link operates at typical desktop ranges; keep the receiver and devices within the recommended distance specified in the product manual for optimal performance.

Recommendations

Place the receiver in a front USB port where possible to reduce interference, replace batteries before low-power conditions affect responsiveness, and clean the keyboard and mouse surfaces periodically with a dry or slightly damp cloth. Consult the included documentation for battery types and disposal instructions to maintain warranty coverage.