[Ladyada] and [pt] had an old keyboard from NeXT, but since it used a custom protocol it wasn’t usable with modern hardware. So they built a custom device to convert the NeXT protocol to USB.

If you have multiple USB Root Hubs, repeat the steps explained ... causes a delayed response to wireless devices such as mice, keyboards, etc. To solve this problem, it is suggested that you ...

Logitech makes multiple pricey mechanical keyboards ... This deal gets you a super low price for a USB 2.4GHz wireless keyboard and a mouse. The mouse is compact and comfortable to use, with ...

With more than one computer on my desk, I bought a ‘multi-device’ keyboard and a multi-device ... Bluetooth or the company’s proprietary ‘Unifying Receiver’ USB dongle – both keyboard and mouse arrive ...

It’s something of a footnote today but it seems Coleco did get something right as it had a great keyboard. [Nick Bild] has one, and he’s brought it into the 21st century with a USB interface.