Logitech Wireless All-In-One Keyboard TK820
With a spacious touch pad, a satisfying typing experience, and impressive battery life, the Logitech TK820 is well recommended if you're looking to add an external input device to a Windows 8 desktop without a touch screen.
Microsoft Sculpt Ergonomic Desktop
Whether you're already noticing early signs of carpal tunnel syndrome or just want to get started on prevention, the Microsoft Sculpt Ergonomic Desktop is a cost-effective, well-thought-out solution that puts a healthy posture at your fingertips.
For a durable case with a very good keyboard that feels like it can take a beating, the FabricSkin is your bet. But it's a pricey accessory for a year-old iPad.
Leap Motion Controller
Leap Motion's Kinect-like PC motion controller has its moments of magic, but right now it's more toy than productivity tool.
ZAGG ZAGGkeys PROfolio+
The backlit keyboard on the ProFolio+ might be worth the investment for some frequent travelers who've been feeling left in the dark.
Belkin Ultimate Keyboard Case ( Black)
The Belkin Ultimate Keyboard Case might be the best way to turn your iPad into the closest thing to a laptop alternative, offering protection and not much bulk.
Logitech Keyboard Folio for iPad ( Black)
Logitech's simple and functional Keyboard Folio offers a keyboard plus iPad protection, but it's too thick for its own good.
Logitech Ultrathin Keyboard Mini ( Black)
The Logitech Ultrathin Keyboard Mini is arguably the best keyboard/case option available for the iPad Mini, but it still doesn't offer a great typing experience.
Belkin iPad Mini Keyboard Case ( Black)
The Belkin iPad Mini Keyboard Case is one of the better keyboard cases currently available for the Mini -- but it does have its shortcomings.
Logitech Wireless Rechargeable Touchpad T650
The Logitech Wireless Rechargeable Touchpad T650 makes it easy to add a standalone touch pad to your Windows 8 tablet or desktop, but mimicking touch-screen gestures is still an imperfect experience.