Best if you only care about music . It typically powers two speakers and a subwoofer (2.1 setup).
Buying a receiver is like picking the "brain" of your entertainment system. It connects all your devices—gaming consoles, TVs, and speakers—into one cohesive experience. 1. Match Your Setup: Stereo vs. AV Receiver how to buy a receiver
The standard for small rooms; includes front, center, and two surround speakers, plus one subwoofer. Best if you only care about music
Adds two rear speakers for better depth in medium to large rooms. and two surround speakers