If one speaker is playing music and you drag another onto it (this is the action that supposedly causes different rooms to play music) the "playing" speaker's

It can easily fill a large room with your favorite music with its dual Class D digital amplifiers

I can now walk into my door with phone in hand, open the app, and have beautiful music spilling through my home to greet me

The app for wireless connectivity just did not work even after using the ethernet cable (enclosed) and plugging it into the router, which requires registering for a HEOS account; then Denon feeds your selected music through its poorly designed app

They be a good back ground music source or turn up the volume and enjoy some good music.