What is this funky device called?

Cracked by Dibyo , gudanggurum , Tathagata Chatterjee , Goyal , Ranjana Ninan , Rohan , Chandrakant Nair , Prasad , malcaluffin , akhi , varuns88 , Priya , rajeshvj and udupendra.

Dibyo, Gurupad, Tathagata Chatterjee, Goyal, Ranjana Ninan, Rohan, Chandrakant Nair, Prasad, malcaluffin, akhi, varuns88, Priya, rajeshvj and udupendra