Echo Sub – Powerful subwoofer for your Echo – requires compatible Echo device

Description

Echo Sub can provide down-firing, 100W deep bass sound thru a 6″ woofer.
Pair with one Echo or Echo Plus (bought one at a time) to revel in dynamic song that fills the room.
Pair with of the similar Echo units for wealthy left/proper stereo sound.
Easy to arrange and use-simply plug in, open the Alexa app, and wirelessly attach on your Echo instrument(s) to keep an eye on song together with your voice.