I have two 3x4k display Startech hubs, and one developed a very audible coil whine, the other did not. It was so bad it landed in a drawer. Otherwise both work

I have two 3x4k display Startech hubs, and one developed a very audible coil whine, the other did not. It was so bad it landed in a drawer. Otherwise both worked fine allowing me to drive 3 screens on the OG M1 mbp. They each cost around 350 eur though.