Is my home theater receiver compatible?

wappell85

Honorable
Oct 17, 2012
1
0
10,510
the receiver i have is a http://gdgt.com/sony/str-k670p/specs/. i wanted to replace two of the speakers it came with and get two http://www.polkaudio.com/products/monitor50 and replace the center speaker and get http://www.polkaudio.com/products/cs2. can anyone tell me if these 3 speakers are compatible with my receiver? thanks!