Your perfect Sonos Home Surround kit includes the following items;

1 Sonos Arc Soundbar

1 Sonos Sub

1 Sonos AMP

1 Pair of in-ceiling NHT IC3 Speakers.

The Sonos Arc Soundbar will give you your front speakers and height speakers, the Sub will enhance your bass and low frequencies, and the AMP coupled to the NHT IC3 speakers will give you your rears for surround sound. The IC3 speakers are and enhancement over the Sonance speakers with single 1" tweeter, the NHT speakers house a patented 3 1" tweeter array.