First of all I'm sorry if this has been mentioned previously. I searched for 10 minutes.
Yeah, I really don't know the difference between the two. I've noticed there's an aluminum cone version of my amp (Behringer BXL3000) and that makes it $20 than mine. Could somebody explain the difference please?

Yeah, I really don't know the difference between the two. I've noticed there's an aluminum cone version of my amp (Behringer BXL3000) and that makes it $20 than mine. Could somebody explain the difference please?