So many options out there at various price points.
This thread is a good start:
I’m using a Traktor Kontrol F1: https://www.native-instruments.com/en/products/traktor/dj-controllers/traktor-kontrol-f1/
Works brilliantly for my needs. I also have a few older FaderFox units that would do the trick. Lots of them on eBay as they have been around for a long time. The early ones need a MIDI interface, later ones connect via USB as they have a MIDI intraface building. Worth checking them out: