What is this device, and who invented it?

Cracked by everyone!

Jean Valjean, Raghuvansh, Bharath, Manish Achuth, Sumanth Patlolla, dhruv.sharma, Dibyo, Thejas V R, Logik, Vinay Hegde, Aparna, Ananth, varuns88, Rogi, Qbrain, lanu, krudebox, udupendra, Rahulk, mankuTimma, raklodramA, dheeraj and dineshk