powered by a soundstream compact 4 channel amp, these did the

Make sure that you have a good amp.

Upon receipt I originally hooked up a couple of to the amp and fired my Ipod wasn't impressed and then found out the amp was defective

The sound is is a great improvement compared to my factory speakers, but I will need to add an amp to really enjoy the capabilities of these 600w speakers.

This amp was perfect for these speakers with plenty of power!