Which Mid Priced Receiver Should I Buy Which Surround In Wall Speaker To Use With Yamaha RX-V661?

Which surround in wall speaker to use with Yamaha RX-V661? - which mid priced receiver should i buy

I have a home theater-22 'to 24' with Yamaha 7.1 receiver above. I have 4 slots and cables for speaker wall. 90 W per channel. Find the center of the speaker, with prices. Suggestions? Thanks