2022 production, latest model native CMR 18TB, Same as Exos X18 18TB drive 

with an optional command set of formatting partially SMR for 20TB hybrid CMR/SMR use.

Until the optional command set management software becomes public,

 you will use it as 18TB native CMR drive same as EXOS X18 18TB drives 

Future proof, potentially +2TB more capacity with SMR formatting.