1a404xb-gnr

I'm looking at the Difference between 1A404XB-GNR and 1A404XB-GNR-W mini PTZ by Dahua. As far as I can see in the specifications they are both the same but the '-W' has WiFi support. I am not planning to use WiFi so this doesn't mater to me. What I do notice is the price difference between...