Did you buy a house that came with speakers already installed in the walls or ceilings? Or are you planning to put in a system like that from scratch? In either case, I can recommend AudioSources AD508 as an amplification option for your medium-sized home.
This high-current, four-zone amp powers up to eight speakers simultaneously. It's flexibletoo. Play the same source through all four zones, or have a different source play in each of your zones.
Main Features
65 watts per channel into 8 ohms (20-20,000 Hz) at 0.2% THD with all channels driven
8-channel amplifier with 4 independent playback zones
Play the same source through all 4 zones, or have a different source play in each one
Signal sensing "Power On" and Trigger mode
Over Temperature Protection (OTP) gently reduces power if temperature gets too high, avoiding shut off
Optical digital input for connecting a TV, CD player, or network streaming device
Increases the strength of a weak electrical signal without affecting other characteristics
NOTE: Product currently out of stock which will delay delivery by 2 to 3 weeks
