Price:
(as of – Details)

Echo Sub delivers down-firing, 100W deep bass sound through a 6″ woofer.
Pair with one Echo device to enjoy dynamic music that fills the room.
Pair with two of the same Echo devices for rich left/right stereo sound.
Simple to set up and use—just plug in, open the Alexa app, and wirelessly connect to your Echo device(s) to control music with your voice.