yes, and also that if someone is buying stuff new, it should be exclusively zwave800 stuff. example hardware on the "hub" end would be:
https://www.home-assistant.io/connect/zwa-2/
https://www.getzooz.com/zooz-zst39-z-wave-long-range-usb-sti...
the zooz is this internally: https://www.silabs.com/wireless/z-wave/800-series-modem-soc/...