Logitech K400 Plus Wireless Touch Keyboard

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The Logitech K400 Plus Wireless Touch Keyboard is a compact keyboard with an integrated touchpad that puts all your controls in a single device. Enjoy your entertainment without the clutter of multiple devices. Comfortable, quiet keys and a large (3.5-inch) touchpad make navigation effortless. A wireless range of 10m (33') enables a responsive, uninterrupted connection in even the largest rooms. Watch video, stream music, connect with friends, browse web pages and more without annoying delays or dropouts.

The familiar key layout eliminates the learning curve so you already know how to use the K400 Plus. Your media interactions are enhanced with comfortable keys, easy-access volume controls, and an arrow-key layout that simplifies navigation. A second left-click button permits two-hand navigation and selection. Shortcuts simplify control for Android and Windows users. Hot keys work right from the box with no configuration required, or you can personalize key and touchpad settings with Logitech Options™ software.

This keyboard includes a unifying receiver, two AA batteries (pre-installed), and user documentation.

Note: Wireless range may vary depending on operating environment and computer setup.

  • 1x Logitech K400 Plus Wireless Keyboard
  • 2x AA Batteries pre installed
  • Unifying Receiver
  • User Documentation
  • Connection type: Logitech Unifying protocol (2.4GHz)
  • 10m (33") Wireless range
  • Dimensions: 354.3mm x 139.9mm x 23.5mm
  • Touch pad dimensions: 76mm x 47mm

Logitech K400 Plus Wireless Touch Keyboard Product Help and Resources

Pi AVR Programmer HAT Hookup Guide

July 26, 2018

In this tutorial, we will use a Raspberry Pi 3 and the Pi AVR Programmer HAT to program an ATMega328P target. We are going to first program the Arduino bootloader over SPI, and then upload an Arduino sketch over a USB serial COM port.

Python GUI Guide: Introduction to Tkinter

August 13, 2018

Tkinter is the standard graphical user interface package that comes with Python. This tutorial will show you how to create basic windowed applications as well as complete full-screen dashboard examples complete with live graph updates from matplotlib.

Raspberry Pi 4 Kit Hookup Guide

March 14, 2020

Guide for hooking up your Raspberry Pi 4 Model B basic, desktop, or hardware starter kit together.

Core Skill: Electrical Prototyping

If it requires power, you need to know how much, what all the pins do, and how to hook it up. You may need to reference datasheets, schematics, and know the ins and outs of electronics.

1 Electrical Prototyping

Skill Level: Noob - You don't need to reference a datasheet, but you will need to know basic power requirements.
See all skill levels


Looking for answers to technical questions?

We welcome your comments and suggestions below. However, if you are looking for solutions to technical questions please see our Technical Assistance page.

  • CkShipman / about 5 months ago / 1

    Just got this along with my Jetson Nano Dev kit v3. Works great!

  • ScrambledAuroras / about 4 years ago / 1

    A comment. You can use a tool called "Solaar" to interface this with other Unifying receivers, the one it comes with should be pre-paired.

    Works great with single-board computers, plus it's Linux compatible.

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