Wireless Touch Keyboard K400 Plus

Experience PC-to-TV entertainment the way you like it—from the comfort of your couch.

Designed for laid-back control

PC-to-TV entertainment shouldn't be hard work. Kick back and navigate your TV-connected computer from the comfort of your couch!

Integrated wireless keyboard with touchpad

Enjoy seamless control of your PC-to-TV entertainment, without the hassle and clutter of a separate keyboard and mouse.

Comfortable, quiet keys and a large (3.5-inch) touchpad make navigation effortless.

10-meter (33-foot) wireless range

Watch video, browse the web, chat with friends and more, without annoying delays or dropouts.

  • Responsive, trouble-free connection even in large spaces.
  • Wireless range may vary depending on operating environment and computer setup.
Media-friendly TV keyboard

You are instantly comfortable using the K400 Plus. Layout is designed for relaxed media interaction.

  • Easy-access volume controls and arrow keys.
  • Second left-click button lets you navigate and make selections with two hands.
  • Shortcuts for Windows® and Android™ users.
  • Hot keys work right from the box; no configuration required.
Plug-and-play setup

Setting up K400 Plus is a snap. Plug the tiny Unifying receiver into a USB port and start the fun.

Use the keyboard receiver to connect up to six Unifying devices to your computer.

18-month battery life

You might forget this keyboard needs batteries.
  • Virtually eliminates the hassle of replacing batteries.
  • Use the on/off switch to extend battery life even further.
  • Battery life was independently tested for two-hour sue per day. Actual battery life will vary with use, settings and environmental conditions.

Works with multiple operating systems

Designed for use with Windows® 7, Windows 8, Windows 10 and later, Android™ 5.0 or later, and Chrome OS™.

Customizable control

Use K400 Plus right from the box, or personalize key and touchpad settings with Logitech Options™ software.

Manufacturer Part Number
Full Product Specifications


  • The full product specifications below are from the manufacturer and may contain information related to other package quantities that will not apply to the product that you are reviewing. Please confirm the actual content and/or package quantity from the main product specifications page.
  • These specifications may represent the entire product series/model/line to which this product belongs with specific configuration differences between the individual products stated.
  • These specifications may have been copied from the same product in other region/country in which case there might be minor differences in region-specific data such as Input Voltage, Terms of Warranty etc.

System Requirements:

OS/Platform Support:

  • Windows® 7, Windows 8, Windows 10 or later
  • Android™ 5.0 or later
  • Chrome OS™
  • USB port

Warranty Information: 2-Year Limited Hardware Warranty

Package Contents:

  • Wireless Touch Keyboard
  • Unifying receiver
  • 2 AA batteries (pre-installed)
  • User documentation

Part Number:

  • PN 920-007143 Black,UK English
  • PN 920-007144 White,UK English
  • PN 920-007141 Black,Dansk / Norsk / Svenska / Suomalainen
  • PN 920-007142 White,Dansk / Norsk / Svenska / Suomalainen
  • PN 920-007153 Black,Arabic
  • PN 920-007131 Black,Belge (Azerty)
  • PN 920-007132 White,Belge (Azerty)
  • PN 920-007161 Black,Bulgarian
  • PN 920-007151 Black,Český
  • PN 920-007129 Black,Français
  • PN 920-007130 White,Français
  • PN 920-007127 Black,Deutsch
  • PN 920-007128 White,Deutsch
  • PN 920-007155 Black,Hebrew Layout
  • PN 920-007157 Black,Magyar
  • PN 920-007135 Black,Italiano
  • PN 920-007136 White,Italiano
  • PN 920-007139 Black,Portuguese
  • PN 920-007147 Black,Pусский
  • PN 920-007148 White,Pусский
  • PN 920-007137 Black,Español
  • PN 920-007138 White,Español
  • PN 920-007133 Black,Suisse / Schweizer
  • PN 920-007134 White,Suisse / Schweizer
  • PN 920-007150 White,Türk
  • PN 920-007145 Black,Dutch (Qwerty)
  • PN 920-007146 White,Dutch (Qwerty)
  • PN 920-007149 Black,Türk
Height: 139.9 mm (5.5 in)
Width: 354.3 mm (14.0 in)
Depth: 23.5 mm (1.0 in)
Weight: 390g (with batteries)

76 mm (3.0 in )
Width: 47 mm (2.0 in)

Technical Specifications:
Connection Type: Logitech Unifying protocol (2.4GHz)
Special Keys: Mute, Volume Down, Volume Up
Connect / Power: On/Off Switch
Battery Details: 2 x AA
Battery Life (not rechargeable): Up to 18 months
Key life: Up to 5 million keystrokes
Typing noise: Within 55 dBA for all keys
Wireless range: 10 m (33 ft)