Echo Sub Review — Cordless Subwoofer Speaker for Alexa

Already have Alexa in your home? Read our Echo Sub review and see if this speaker is a good way to add quality music to your home.

Powerful subwoofer for your Echo

Echo Sub | Powerful subwoofer for your Echo—requires compatible Echo device and compatible music streaming service

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High-fidelity smart speaker with 3D audio and Alexa

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