The Rolly was first announced in 2007. It's a Bluetooth speaker, an MP3 player, and bizarrely a sort of robot. The Rolly has two arms, two legs and two wheels that can either move under the user's commands or automatically wiggle in time to the music.
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The lovable robot dog has had incredible staying power through the years. It first launched in 1999 as a "four-legged entertainment robot." In 2018, it launched a new iteration with a $2,899 price tag and the ability to develop a personality using artificial intelligence.
The Xperia Eye concept gadget was displayed at the 2016 Mobile World Congress. The wearable camera uses a wide-angle lens to capture the action without needing to worry about framing or getting the camera out.
This concept gadget detailed in 2016 does it all. It's a neckband with both speakers and headphones, a voice assistant, satellite navigation to provide contextual info, and even a camera that can rotate itself to take photos on command.