Christopher NullFreelance Contributor, TechHive

Christopher Null is a veteran technology and business journalist. He contributes regularly to TechHive, PCWorld, and Wired, and operates the websites Drinkhacker and Film Racket. Disclosure: He also writes for Hewlett-Packad's marketing website TechBeacon.

peace by hampton smart plug

Peace by Hampton smart plug review: This ultra-cheap smart plug offers no surprises

This Best Buy exclusive hits the market at about $9.50 a pop (in a $18.99 two-pack; they're $9.99 each if purchased individually).

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amazon echo plus 2nd generation

Amazon Echo Plus (2nd Gen) review: Good sound, plus a Zigbee smart-home hub for the win

If you can forgo Z-Wave smart-home devices, this is the smart speaker to buy (but that calculation could change soon).

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treatlife 3 way dimmer primary

Treatlife 3-Way Smart Dimmer DS02 review: Still easy on the wallet, but now with 3-way circuit support

The companion app for Treatlife's Wi-Fi dimmer, however, is as primitive as ever.

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enbright zigbee plug in dimmer

Enbrighten Zigbee Plug-In Smart Dimmer review: Its hefty size is offset by its ability to control two lamps at once

This dual smart plug is a solid alternative to dimmable smart bulbs, especially in fixtures with multiple sockets.

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myq camera primary

LiftMaster myQ Smart Garage Camera review: The magnetic mount is nifty. The price tag? Not so much

myQ needs to revisit its service plan prices to make this garage-centric camera more appealing.

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eufy cam 2 pro 2k

Eufy Security EufyCam 2 Pro 2K review: A solid boost in video quality (but nothing else) in this Best Buy exclusive

The Pro upgrade takes Eufy’s indoor/outdoor cam kit to nearly 3 megapixels.

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wemo smart plug

Wemo Wi-Fi Smart Plug review: We like the design shrink, but this device doesn’t offer enough for the price

The new Wemo saves space, but some competitors deliver more for less.

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wyze cam outdoor with base station

Wyze Cam Outdoor review: Wyze enters the world of outdoor security with a dirt-cheap camera

Ruggedized for the elements, battery-powered—and priced at just $50.

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august wi fi smart lock lifestyle

August Wi-Fi Smart Lock review: The best-known retrofit smart lock gets Wi-Fi—and shrinks its footprint

Despite a rocky wireless implementation, August cements its place as one of the top smart lock contenders.

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troubleshoot audio win10 primary

How to fix audio problems on your Windows PC

If your computer audio abruptly stops working, you can try these simple steps in five minutes or less.

lockly vision primary

Lockly Vision review: A smart lock and a video doorbell in one well-made device

This monolithic smart lock successfully brings two worlds together.

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eufy smart lock touch 2

Eufy Security Smart Lock Touch review: Eufy’s first smart lock is a little too rough around the edges

A buggy fingerprint reader spoils Eufy’s biggest selling point.

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smartdry primary

SmartDry laundry sensor review: This quick fix can make your old, dumb clothes dryer smart(er)

This inexpensive wireless sensor can reduce the amount of energy your home consumes drying your laundry.

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rachio r3e primary

Rachio 3e Smart Sprinkler Controller review: A budget version from the market leader

The new budget-priced smart sprinkler controller from Rachio is a great value if don't need to irrigate more than eight zones. It's too early to judge Rachio's new Thrive fertilizer service.

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