Amazon's Fire TV Stick 4K (2nd Gen) that's on sale for $22.99 at Woot (54% off). At that price, the Fire TV Stick 4K is pretty close to 'impulse buy' territory. At that price, the Fire TV Stick 4K is pretty close to 'impulse buy' territory. This is the newest version of Amazon's 4K streaming dongle and it's powered by a 1.7GHz quad-core processor and 650MHz GPU. One other perk worth mentioning is that you can tap into Microsoft's Xbox Game Pass Ultimate could streaming service through the Fire TV Stick 4K.