Devices compatible with the Nano receiver could also use the new Unifying. But it wasn't shipped with every product: in fact, the second device from Logitech to include the dongle in the box was the K750 keyboard from 2010. One could buy a Unifying dongle by itself and use it to conne...
I use Logitech’s Wireless Solar Keyboard K750 () every day. That keyboard satisfies my particular needs: I prefer a full-size keyboard with a number pad, and I want it to work wirelessly without having to remember to change batteries. Since I acquired that keyboard more than a...