Logitech Bluetooth Multi-Device Keyboard K480 - Whilst the keyboard functionality itself is quite basic, the ease with which you can switch between devices, and the added cradle for supporting tablet and/or phone make this a useful keyboard for anyone wanting one keyboard to rule them all.
Typewise - The next generation keyboard
Vortex KBC Poker II - The Vortex KBC Poker II is a very minimal and compact keyboard that costs $119 USD.
Image Search Keyboard - Search Google Images right in your keyboard
Parrot Bepop Drone - Drone + Tablet + Oculus Rift --> magical combination
DJI Spark - A mini selfie drone, controlled with gestures