TOTAL CONTROL FROM THE COUCH
Wireless plug-and-play keyboard with integrated touchpad for total control of your TV-
connected PC from your couch. K400 is a quiet, easy-to-use keyboard with a built-in touchpad,
plus all the hotkeys Windows® and Android™ users know and love. Complete with media controls
that make navigating your PC-controlled TV a breeze.
DESIGNED FOR LAID-BACK
CONTROL
The built-in touchpad keeps your typing and navigation all in one place. When it
comes to your PC-controlled TV, K400 makes navigation easier with no need to
connect keyboard and mouse separately (or get off the couch). So you can
seamlessly watch videos, browse the web, or chat with friends.
BUILT TO KEEP GOING
K400 is built with the same high quality and reliability standards that have made Logitech the #1
global leader for mice and keyboards. Up to 18 months of battery life eliminates the hassle of frequent battery
changes, with a handy on/off switch and power-saving technology that preserve battery life. The spill-
resistant design and durable keys keep you on-track despite any mishaps.
KEY FEATURES
QUIET KEYS, LARGE TOUCHPAD
Comfortable, quiet keys and a large touchpad make navigating entertainment effortless, even setup is a snap thanks to the tiny, plug-and-play USB Unifying receiver.
CHOOSING THE RIGHT HEADSET >WIRELESS AND COMPATIBLE
Powerful, lag-free wireless gives you up to 10 meters of freedom with no delays or dropouts. Designed for use with Windows 7, Windows 8, Windows 10 and later, Android 7 or later, and Chrome OS™.
CUSTOMIZABLE
Use it right out of the box, or customize your controls with Logitech Options software. Preset controls make it easy to adjust volume, make selections, or use your favorite Windows and Android shortcuts.
Specs and Details
DIMENSIONS
Overall
Height: 139.9 mm
Width: 354.3 mm
Depth: 23.5 mm
Weight: 390 g (with batteries)
Touchpad
Height: 76 mm
Width: 47 mm
TECHNICAL SPECIFICATIONS
Connection Type
Logitech Unifying protocol (2.4 GHz)
Wireless range: >10 m wireless range
Optional software
Logitech Options
Battery
Battery: 2 x AA (included)
Battery: 18 months
Special Keys
Mute, Volume Down, Volume Up
Connect/Power: On/Off Switch
Key Life
Up to 5 million keystrokes
Typing noise
Within 55 dBA for all keys
SYSTEM REQUIREMENTS
Computers, phones, and tablets that support external keyboards.
Windows 7, 8, 10 or later
Android™ 7 or later
Chrome OS
USB connection: Available USB port required.
WARRANTY INFORMATION
1-Year Limited Hardware Warranty
PACKAGE CONTENTS
Keyboard
Logitech Unifying receiver
2 AA batteries (pre-installed)
User documentation
PART NUMBER
Black: 920-007145
White: -