Sound is really important (more important than video tbh). Fortunately, good microphones are aplenty, even a cheap Boya PVM1000 for like $50 works great (takes

Sound is really important (more important than video tbh). Fortunately, good microphones are aplenty, even a cheap Boya PVM1000 for like $50 works great (takes batteries, connects directly to a 3.5mm jack). Or you can go for a Zoom Hx, those work via USB, great inbuilt mics, too.