It "was" the 3D Flying X8 350 class quadcopter. It flew great when I first got it but decayed with each flight. The plastic is crappy, the electronics are counterfeit, and the whole thing finally destroyed itself.
https://www.youtube.com/watch?v=N0aUQtbobXs
https://www.youtube.com/watch?v=igDMdse3rO4
https://www.youtube.com/watch?v=H7R--KQFuss
https://www.youtube.com/watch?v=-CggT4gDN1U