Rewrite the rules of what a desktop keyboard can do.
The K780 Multi-Device is a fully-equipped, beautifully finished computer keyboard with numbers pad, which also works perfectly with smartphones and tablets.
Enjoy comfortable silent typing, switching easily between all the devices you enter text on.* Works with PC, Mac, Chrome OS, Android and iOS.
*USB-equipped or Bluetooth® Smart ready devices that support external keyboards (HID profile).
Type and switch between devices
Type a report on your computer, then type a message on your phone or tablet at the touch of an Easy-Switch button.
Compatible with Windows®, Mac, Android™ and iOS (iPhone and iPad), this universal keyboard recognizes the type of device that’s connected so that all the keys are exactly where you expect them to be.
Full-size, fully-equipped quiet keyboard
Silent, smooth and familiar typing with Logitech PerfectStroke™ key system.
Solid build with large, carefully crafted, concave keys, a convenient numbers pad, and all your favorite shortcut keys.
Powerful wireless connection with 10m/30ft range and 128-bit AES encryption between the keyboard and the connected device.
Integrated rubber cradle holds mobile devices
Carefully holds a variety of devices from smartphones to 12″ iPad Pro at a comfortable reading angle and within reach.*
Keeps your desk space clean and clutter free.
*Most phones and tablets up to 11.3 mm (0.4 inches) thick. 12” tablets in landscape mode only.
Reliable and hassle-free
Long battery life of 24 months from two pre-installed AAA batteries, with auto-sleep, on/off button and a battery status light.*
Comes with two options for wireless connection: Logitech Unifying™ USB receiver or Bluetooth® Smart technology.
*Battery life calculation based on an estimated two million keystrokes/year in an office environment. User experience may vary.
Height x Width x Depth: 158 mm x 380 mm x 8 mm at front, 22 mm at back
Weight: 875 g
Computers, phones, and tablets that support external keyboards:
Windows® 7, Windows 8, Windows 10 or later
Android™ 5.0 or later
Mac OS X 10.10 or later
iOS 5 or later
USB connection: available USB port required.
Bluetooth connection: Bluetooth Smart ready device with keyboard support required (HID profile).
Logitech Unifying protocol (2.4GHz)
Bluetooth Smart technology
Wireless Range: >33 ft / 10m wireless range*
* Wireless range may vary due to environmental and computing conditions.
Wireless encryption: 128-bit AES encryption between the keyboard and the connected device
Logitech Options for Mac (OS X 10.8 and above)
Logitech Options for Windows (Windows 7, Windows 8 and above)
Apps available (at release): Logitech Options 2.1
Indicator Lights (LED):
3 Bluetooth channel LEDs
Battery indicator light Logitech
Battery: 2 x AAA
Battery Life (not rechargeable): 24 months
Hotkeys (e.g. Home, Search, Back, App-Switch and Contextual Manu), Easy-Switch
Connect/Power: On/Off Switch
Tablet Cover and Stand:
Supports most smartphones and tablets with thickness up to 11.3mm, in portrait or landscape mode. iPad Pro (12.9″) in landscape mode only.