It's an odd mishmash as I recall, there's a standard (theirs I think) called "unifying" and there's some support for that outside of Logitech's stuff. There are also Bluetooth and a few that are switchable. I looked at it last in April by this:
https://www.raspberrypi.org/forums/viewtopic.php?f=46&t=173069&p=1154383&hilit=bluetooth+keyboard#p1154383 On 9/4/17, Lennart Sorensen <lsore...@csclub.uwaterloo.ca> wrote: > On Mon, Aug 28, 2017 at 06:31:46AM -0400, Gene Heskett wrote: >> But aren't the huge majority of the wireless keyboards and mice just BT >> at the core? Max reliable range when the dongles can see the master is >> about 20 feet. I put the mouse in the box the pi is in, and had BT do a >> scan with bluetoothctl, while I jiggled the mouse, nothing detected. > > Certainly Logitech's wireless is not BT. I seem to recall reading that > they found BT way too unreliable and instead use their own protocol. > Not sure about other makes. > > -- > Len Sorensen > -- ------------- No, I won't call it "climate change", do you have a "reality problem"? - AB1JX Impeach Impeach Impeach Impeach Impeach Impeach Impeach Impeach