Keyboard and Mouse set Lenovo 4X31R64328 — Full-size (100%), RF Wireless + Bluetooth, German layout, Black

The Lenovo Professional Wireless Rechargeable Combo Keyboard and Mouse is a full-size wireless set designed for office and desktop productivity. The keyboard uses scissor switches for responsive, quiet typing and includes a dedicated Copilot key for quick access to Windows Copilot or Windows Search when Copilot is unavailable. The mouse offers up to 4000 DPI and an ergonomic bio-rubber finish. Both devices feature rechargeable batteries, support RF Wireless and Bluetooth connections, and are made with 65% recycled and bio-based materials.

Advantages

This keyboard and mouse combo provides a full numeric keypad and adjustable keyboard height for comfortable long-term use, silent scissor-switch keys to minimize typing noise, and a programmable 8-button symmetrical mouse with high-resolution tracking up to 4000 DPI. The set supports switching between up to three devices via a unified 2.4 GHz dongle or dual Bluetooth, includes AES-128 encryption for secure input, and comes with a three-year warranty. The design uses recycled and bio-based materials to reduce environmental impact.

Suitable for

• Office typing and data entry
• Multitasking across multiple devices (PC, laptop, tablet)
• Everyday desktop productivity and document work

Key specifications

• Connectivity: RF Wireless (2.4 GHz unified dongle) and Bluetooth (Dual BT)
• Keyboard form factor: Full-size (100%) with numeric keypad
• Keyboard switch type: Scissor switches (silent)
• Keyboard layout: German
• Mouse: Symmetrical 8-button design with up to 4000 DPI sensor
• Power: Integrated rechargeable batteries in both keyboard and mouse
• Materials: Approximately 65% recycled/polymer content and bio-based TPU components
• Security: AES-128 encryption
• Adjustability: Tilt-leg keyboard height adjustment
• Colour: Black

How to use

Charge both keyboard and mouse using the integrated rechargeable batteries before first use. Connect the set to a computer or device using the included 2.4 GHz unified dongle for RF Wireless operation or pair via Bluetooth to one or two additional devices. Use the Copilot key on the keyboard to open Windows Copilot or Windows Search if Copilot is not available. Customize button functions and programmable settings through compatible software or system preferences where supported. Adjust the keyboard tilt legs and position the mouse for ergonomic comfort.

Recommendations

For reliable performance, keep the unified dongle connected when using RF Wireless and maintain Bluetooth pairings for multi-device switching. Charge the devices regularly to avoid interruptions, and use the adjustable keyboard height and the mouse’s ergonomic grip to reduce wrist strain during extended typing sessions.