The $50 K480 can connect to three different Bluetooth wireless devices at once, whether they're Windows, Mac or Chrome OS computers, or Android, Windows, and iOS tablets or smartphones. David Carnoy ...

Connects to multiple operating systems: iOS, Android, Mac OS X and Windows. Switch between devices with the twist of a knob. Minimal setup effort. Long battery life. Spacious layout. Cheap build ...

Logitech’s K810 is a compact six-row QWERTY keyboard that supports Windows 7 and up, Android, and Apple iOS. Multi-device keyboards are more of a luxury than a necessity, but if you’re so inclined ...

Many of us use multiple devices, including computers, tablets, and mobile phones. We've also learned to reduce the amount of text entry on phones and tablets as we tap away on software keyboards.

Executive Editor David Carnoy has been a leading member of CNET's Reviews team since 2000. He covers the gamut of gadgets and is a notable reviewer of mobile accessories and portable audio products, ...