Although you’ll need an Echo Show 8, 10, 15 or 21 to get access to Alexa Plus as part of the initial rollout, it will be available on all Echo devices with a few exceptions I’ll cover below. These are the Echo devices you already own that will support Alexa Plus with a voice-only experience:

Alexa Plus is here but it's only supported by four Echo products as of now, and won't be supported by more than half a dozen Echo devices.

It's the biggest upgrade Alexa has ever received – but will it work with your devices, or will you need to upgrade to get the most out of it? On stage, Amazon's team mostly demonstrated Alexa+ using the latest Echo Show devices,