alastor from hazbin hotel 
his a demon they call him the "radio demon" he is a demon from a radio and he is now th host of the hazbin hotel a hotel in hell

the character is alastor from hazbin hotel

here some stuff about him

from the wiki

Alastor stands out from many of the more chaotic residents of hell for his well maintained amiable persona. He gives a first-impression of a good-natured and charming man, wearing a permanently wide grin on his face at all times. His behavior, mannerisms,