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Logitech K400 Wireless Keyboard
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Demo only. Not for sale.
Logitech K400 wireless keyboard with built-in touchpad, compact design for easy wireless keyboard connectivity.
Back view of Logitech K400 wireless keyboard, showing battery compartment and bottom design. Wireless keyboard wireless keyboard.
Logitech K400 wireless keyboard with integrated touchpad, compact design for easy wireless keyboard use.
Logitech K400 wireless keyboard with integrated touchpad and media controls, ideal for wireless keyboard use.

Logitech K400 Wireless Keyboard

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Navigate your digital world from the couch with effortless control and built-in touchpad convenience.

Ever wish you could run your home setup or presenting station without getting up? This black wireless keyboard streamlines your space and gives you the freedom to click, scroll, and type wherever feels most comfortable—no desk required. Integrated with a smooth, generously sized touchpad, it’s made for multitasking across Windows, Android, or Chrome devices. The 2.4 GHz Unifying receiver keeps your connection solid up to 33 feet away, while up to 18 months of battery life means fewer interruptions. Designed for convenience and productivity, it’s a modern upgrade that fits right in with busy workdays or relaxed movie nights.

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How to Get the Most From Your Wireless Keyboard

The Logitech K400 Wireless Keyboard is built for quick and easy control of PCs, smart TVs, and media centers from the comfort of your couch, home office, or meeting space. Its wireless range and integrated touchpad make it perfect for presentations, browsing the web on your TV, working in tight home office setups, or connecting with laptops and tablets that support Windows, Android, or Chrome OS. Whether you’re streaming videos, replying to emails, or navigating presentations, this keyboard adapts easily for both personal and professional environments.

Logitech K400 wireless keyboard with touchpad mouse and dedicated media buttons, close-up view.

Integrated touchpad with dedicated media controls keeps the Logitech K400 wireless keyboard ultra-versatile and intuitive.

Logitech K400 wireless keyboard with touchpad mouse, compact design and integrated controls.

Why the Logitech K400 Wireless Keyboard Fits Your Digital Life

  • Eliminates cable clutter and expands your workspace with reliable 2.4 GHz wireless connectivity using the Logitech Unifying receiver—so you’re free to control your PC or smart TV from up to 33 feet away.
  • Combines a full keyboard and large touchpad into one device, making navigation, typing, and media controls effortless for streaming, browsing, and presentations—no need for a separate mouse.
  • Long battery life of up to 18 months keeps downtime to a minimum, powered by two included AA batteries—so you can focus on work or entertainment without searching for spares.
  • Designed for wide compatibility, this wireless keyboard supports Windows, Android, and Chrome OS, letting you switch between devices or operating systems without hassle.
  • Lightweight, compact build (just 0.39 kg) and a sleek black finish ensure the K400 looks good anywhere, fits unobtrusively in any setup, and is easy to stow away when not in use.
Back view of Logitech K400 wireless keyboard with touchpad mouse, showing battery compartment and product details.

Textured black plastic covers the back for durability, and rubberized feet help the wireless keyboard stay put.

Frequently Asked Questions

Does the Logitech K400 work with smart TVs?

Yes, as long as your smart TV supports standard USB keyboard input, you can use the Logitech K400 for navigation and typing.

How far can I use the K400 away from my device?

You can control your device wirelessly from up to 33 feet away, thanks to the reliable 2.4 GHz wireless connection.

What operating systems are supported?

It is compatible with Windows 7 or later, Android 5.0 or later, and Chrome OS. Some smart TVs with USB support are also compatible.

How long do the batteries last, and what type do I use?

The K400 runs up to 18 months on two included AA batteries, reducing the need for frequent replacements.

Is the Logitech Unifying receiver included, and can I use it with other Logitech devices?

Yes, the Unifying receiver comes with the keyboard, and you can connect multiple compatible Logitech devices to the same receiver.

The Logitech K400 Wireless Keyboard blends versatility, long-lasting battery power, and seamless wireless performance for hassle-free control of your devices. Whether it’s for work, play, or streaming, the integrated touchpad and wide compatibility keep life smooth and clutter-free. Don’t wait—upgrade your setup and enjoy streamlined control today.

Technical Specifications

  • Wireless Technology: 2.4 GHz Logitech Unifying receiver
  • Wireless Range: up to 33 ft
  • Supported Operating Systems: Windows 7, Windows 8, Windows 10 or later, Android 5.0 or later, Chrome OS
  • Touchpad Size: 3.00" x 1.85"
  • Battery Life: up to 18 months
  • Battery Type: 2 x AA (included)
  • Color: Black
  • Dimensions (W x D x H): 13.95" x 0.93" x 5.51"
  • Weight: 0.86 lb
  • Type: Wireless keyboard with integrated touchpad
  • Media Controls: Mute, Volume Up, Volume Down, Home
  • Power Switch: On/Off slider
  • Connection: USB receiver (plug-and-play)
  • Stock Status: In stock
  • Price: $0.00

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