A step-by-step guide to using the PS4's DualShock 4 controller on PC via Bluetooth. Or wired, which is even easier!

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Learn how to control your Android phone right from your PC. Catch up on messages, share screens, and more with a little software boost.

Forget to unplug the iron this morning? The best smart plugs, outlets, and power strips we've tested let you control anything you can plug into the wall from your phone.

Want to enhance your TV's sound? You could invest a lot of money into a home theater setup, or you can connect an Amazon Echo to your television and use the smart home device as a speaker.