hissing

About a month ago I bought a pair of JBL Lsr 305 powered monitors to use with my first computer build. Issue is that since the first time that I plugged in the speakers to my computer they have made a horrible hissing noise and I am at wits end with what the cause is and what options I have to...

Hey so I just got a pair of Sennheiser 360 PC and the first issue and only issue with them that I have is there's an incredibly annoying hiss coming from my mic whenever I'm playing a game. When I'm at the start screen in CS:GO there is a small buy barely audible sound but when I get into a...