Alexa+ is promising a new level of capability for Amazon's virtual assistant, but not necessarily for every Echo device. Some older models might miss out.

Not every model is compatible ...

・Zigbee and Matter hubs, as well as Amazon Sidewalk support ・Improved bass response compared to the Echo Dot ・Sound quality is still only so-so ・No Z-Wave support ・Alexa+ is a work in progress Built ...

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