Of course they do. Not only do they copy the form factor of the version 1 and 2 Chromecasts they also copy the Chromecast logo and even place a G in the middle to further try and trick users. These 1 star reviews of the following copycat show just how easily people think they're buying a real Chromecast.

https://www.amazon.com/product-reviews/B075KDML13/ref=acr_se...