noun, noun which may take the genitive case particle 'no'
must-listen; essential listening
Used to describe audio content (music, podcasts, radio, etc.) that is highly recommended. Often appears in promotional or review contexts. The word is a relatively recent coinage and is not yet fully established in all registers.
このアルバムは今年の必聴盤だ。
This album is a must-listen record of the year.
彼の新曲は必聴です。
His new song is essential listening.