I've lived with this system for a year now. There are actually a variety of speakers than can be made to work with it like Zu, JBL and others already mentioned.
For what it's worth, I drive Omega Junior 8 XRS in a fairly large room of the SQ-N150's 10w very nicely.
For what it's worth, I drive Omega Junior 8 XRS in a fairly large room of the SQ-N150's 10w very nicely.