Let’s be honest: the battery life of the iPhone 4 and iPhone 4S can kinda suck. Spyder’s PowerShadow i4 Battery Case & Charge/Sync Dock is designed to make it suck a whole lot less. Made out of black polycarbonate, the i4 boasts a built-in 2000mAh battery pack that, according to our testing, can charge a fully drained iPhone 4S to between 75 to 80 percent of its full capacity.

Duo Pinball aims to bring some of pinball's physical sensation back to the lap-based home experience, letting you affix a plastic dock to the back of any iPad — or less ideally, an iPhone or iPod touch — fire up a compatible app, and make use of the built-in plunger and side buttons for a seemingly more authentic feel. Powered by three AAA batteries and a Bluetooth link, the device pairs effortlessly and is easy to use, plus it'll hold your iPad snugly while you mash the deep blue flipper buttons — but the resulting sensation is less enthralling than expected.

The Compact Disc recently celebrated its 30th birthday, but for most people, digital files stored on a Mac (or streaming from a cloud) have completely replaced plastic discs shoved inside a stereo. But despite recent improvements to the speakers inside many late-model Macs, they're still lacking when it comes to listening to your favorite tunes. Palo Alto Audio’s Cubik is a pair of desktop speakers built to wring as much sound as possible out of your files, without hogging much space on your desk