Dimensions

Overall
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)

Touchpad
Height: 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)

System Requirements

Wireless Protocol: Logitech 2.4 GHz Wireless Technology
Software Support: Software Support

OS/Platform Support

Windows® 7, Windows 8, Windows 10 or later

Android™ 5.0 or later

Chrome OS™

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.

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™.

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 use per day. Actual battery life will vary with use, settings and environmental conditions.

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