Amazon Echo Dot (3rd generation) review | What Hi-Fi?
Amazon.com: Made for Amazon Battery Base, in Black for Echo Dot (4th generation) Not compatible with previous generations of Echo or Echo Dot (1st Gen, 2nd Gen, or 3rd Gen). : Everything
All-new Echo (4th Gen) | With premium sound, smart home hub, and Alexa | Charcoal
Amazon Echo Dot (4th gen) review | Tom's Guide
Amazon Official: All-New Echo Dot (5th Gen, 2022 release) | Smart speaker with Alexa | Deep Sea Blue
Amazon Echo Dot 3rd Generation Review (3rd Gen. vs. 2nd vs. 1st)