Wireless Touch Keyboard Logitech K400 Plus

The Logitech Wireless Touch Keyboard K400 Plus is a compact, all-in-one keyboard with an integrated 3.5-inch touchpad designed for PC-to-TV entertainment and general home use. It combines a QWERTY mini keyboard layout with RF wireless connectivity and a small Unifying plug-and-play receiver to provide a clutter-free typing and navigation experience for smart TVs, media centers and living-room PCs. The keyboard is black, uses a Nordic layout and does not include a separate mouse.

Advantages

The K400 Plus offers a wireless range up to 10 metres (33 feet) for convenient control from a distance, quiet and comfortable keys for regular typing, and an extended battery life of up to 18 months under typical daily use. Its integrated large touchpad simplifies cursor control and gesture navigation, while the tiny RF receiver enables simple setup without additional drivers.

Suitable for

• Controlling smart TVs and media players from the sofa
• Home theatre PCs and HTPC setups
• Browsing the web and watching videos on a connected TV
• Casual typing and chat applications in a living-room environment

Key specifications

• Model: Logitech K400 Plus (920-007141)
• Connection: RF wireless via Unifying receiver (plug-and-play)
• Wireless range: Up to 10 metres (33 feet)¹
• Keyboard layout: QWERTY, Nordic
• Form factor: Mini keyboard with integrated 3.5-inch touchpad
• Mouse included: No
• Colour: Black
• Battery life: Up to 18 months² (depends on usage)

How to use

Insert the batteries, plug the small Unifying RF receiver into an available USB port on your TV or PC, and the keyboard is ready for immediate use—no additional software is required. Use the built-in touchpad to move the cursor and perform click or gesture actions; the QWERTY keys function like a standard compact keyboard for typing and media control. Keep the device within the recommended wireless range for stable operation.

Recommendations

Place the keyboard within 10 metres of the receiver and avoid large metal obstructions or sources of radio interference to maintain optimal wireless performance. Battery life estimates assume up to two hours of typing per day and will vary depending on usage patterns and environmental conditions.