If you're looking to get more out of your smart TV, this new $120 gadget plugs into the HDMI port and provides a full-blown PC operating system.

Kimdecent’s latest Android mini PC is a USB thumb drive-sized computer-on-a-stick with a dual core ARM Cortex-A9 processor, 1GB of RAM, 8GB of storage, and Android 4.1 Jelly Bean software. It’s called ...