Rode Ixy. Capturing high-quality audio with your iPhone or iPad without additional equipment is pretty much impossible. If you need to record crisp video voiceover, classic quotes from your buffoon of a boss, or even organize blackmail that will stand up to courtroom scrutiny, this 24-bit stereo microphone designed specifically for your iPhone & iPad is what you’ll want. $199
Philips Fluid smartphone with flexible OLED display
Concept Philips phone that rolls into a watch.
The ODDIO1 is a cord-free headphone set that ONLY works with the iPod Shuffle. It's meant to be the coolest, simplest, cord-free workout experience. I really want to see one for the touchscreen iPod Nano, with buttons on the headset. $35 gets you a pair on Kickstarter.