Where should I place the Echo Sub in my room?

It will work anywhere in your room, but a few placement tips will help make the most of your Echo Sub

Sound Upgrade: How to Use Your Echo as a Speaker for Your Television

Echo Sub review: Exactly what you need for Alexa-powered music

How to Use Echo Speakers for Wireless Surround Sound

How to pair an Echo Sub with an Echo speaker

Echo Sub Setup guide

Echo Sub - Powerful subwoofer for your Echo - requires compatible Echo device : Devices & Accessories

Alexa, How Do I Set Up My Echo?

Subwoofer placement

Echo Sub Setup guide

Echo Sub Review: An Affordable Subwoofer for Compatible Echo Devices

Echo Sub: Good Hardware Meets Terrible Software