If you're still not sure about Google's new Home intelligent voice interface, then you may want to stick with something that works, and Amazon's Echo family of devices has proven that it does indeed work. One member of this family and a super cheap way to get into home assistants is the Echo Dot, a tiny puck-like gadget that you can spread around the house to listen to your commands and execute them. The second generation Dot was just released for $49.99, putting it almost in impulse-buy territory.

However, there's one lacking option with the Dot: portability. Sure, there's the larger Echo Tap which is battery-operated, but it requires you to tap the microphone each time you want to issue a command, negating the convenience factor of using Echo and Alexa's skills and commands.

Read More