Black Friday is a battlefield, y'all. Tablets, smart home assistants, and all the other Amazon devices we've been drooling over all year are finally marked down. Here's what you need to know: If you've been wanting to get your hands on an Echo Dot, snag one at their lowest price ever for just $29.99. Save on the bigger Echo products as well — grab the classic Echo for $20 off at just $79.99 and the Echo Plus for $30 off at $119.99.