Sony STR-DH590 Operating Instructions Manual page 16

5.1-channel speaker system
To fully enjoy theater-like multi-channel surround sound, you need five speakers (two front
speakers, a center speaker, and two surround speakers) and a subwoofer.
 30˚
Speaker cable (not supplied)
Monaural audio cable (not supplied)
GB
16
 100˚ – 120˚