Ok so i have a kolink observatory case with the standard RGB fans that comes with the case. You also got a fan hub where you Connect the fans to because there are not any fan connectors from the fans just some special type that fits to RGB hubs. And the hub is connected to the PSU with a molex. Right now i cant control the speed in any way but i would really like to do that because right now they are running at full speed. I need some help what do i need??????