This Dell 2-in-1 laptop can wirelessly charge through its keyboard

Wireless charging remains an elusive concept. It pops up here and there, often for mobile devices using special cases, and yet many solutions are painfully incomplete or too cumbersome for consumers to care. The Dell Latitude 7285, a new 2-in-1 business laptop announced yesterday at CES, uses a clever method to bypass wireless charging’s pernicious roadblocks to deliver a true solution. Dell claims it’s the first fully fleshed-out version of the feature for laptops.

The trick is in the keyboard. The Latitude 7285 is a 2-in-1 hybrid. That means 100 percent of its components fit inside the tablet display, which can be attached to one of three accompanying keyboards to create a clamshell laptop. One of these keyboards communicates with...

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