Caller ID displayed number as (02) 6482 3075. Robotic male voice, loud and very aggressive sounding threatening "Final Warning ...". I hung up. Pre-recorded , robotic voice calls are all linked to scams. Google search for this number and type of call indicates the number is linked to scammers (fraud, identity theft, etc...) . This groups has been reported about widely on several news programs. Block number and DO NOT CALL BACK - https://www.news.com.au/technology/online/security/the-scary-voicemail-message-you-shouldnt-return/news-story/db566be54f53036480ccc68e7f94199f