Both the Logitech MK850 and the Logitech MK875 are Bluetooth-enabled wireless keyboard and mouse sets. The Logitech MK850 has 1000 DPI and eight buttons, but the Logitech MK875 has 4000-DPI. Yes, this is an ordinary keyboard with a "high end" build quality. I'm not sure if there's a way to recreate the sharp experience of a scissors switch, but you may change the keyboard's response in any case. It's difficult for me to change the feel of the function keys. Control up to three PCs with one mouse and copy-paste text, graphics, and files between them with Logitech Flow. Darkfield High-precision tracking allows you to have perfect control almost everywhere, including on glass with up to 4, 000 DPI. Keyboards and mice work with a variety of devices and are multi-OS compatible, allowing them to work with a variety of operating systems. You may pick the best way to connect the device you have now – and the ones you'll have in the future — with dual connectivity. On a full-size keyboard with cushioned palm rest, type quietly and comfortably for hours at your workplace. Keys that have been meticulously manufactured For powering through projects, both the keyboard and mouse are completely multi-device and multi-os compatible. Start typing on your computer, then switch to an other computer. Use your iPad, phone, or a second computer to type. Features a 1000 DPI optical resolution for silky smooth movement.