This stun gun, dubbed the small fry, could easily pass for a wallet in a dark alley. I'd imagine it could be used in a mugging where instead of handing over your wallet, you hand over 1,000,000 volts.
Samsung's tiny BS300 speakers are not only Bluetooth-enabled, but also allow you to control the music without having to get your MP3 player out via skip, stop and play buttons. A neat idea. Clickety-click for a couple of extra pictures below.