the Echo can be stereo-paired with another 3rd Gen Dot or 2nd Gen Echo Plus. It's also compatible with Amazon's Echo Sub subwoofer, and can plug into other systems with its 3.5-millimeter audio jack.

[vemeT5ak] wanted the Echo Dot sitting on his desk to fit a different ... he built a retro-futuristic case for the Amazon Alexa-enabled gadget. Future and past meet thanks to the design and ...