Sadly this is a non functioning Megadrive (or Genesis) wont be uttering Megatron’s immortal words “I still function” but it does transform into him, the lord giveth and the lord taketh away, in this instance the lord is Takara Tomy and Sega.
Presumably the USB attachment on his arm cannon is a pendrive, this fits with the Ravage Pen drive released a few years back:
This blaster laptop/USB hub combo:
This Soundwave MP3 Player:
This Grimlock Mouse:
And this Optimus Prime (Convoy) iPod dock;