A:Answer Hi Miker, Yes, this is a 2019 model. and yes, it does have an audio enhancement option. You can use the HDMI ARC and OPTICAL OUT input of the TV to hookup audio devices. Kindly check the link below for additional information. Thanks!
https://helpguide.sony.net/tv/gusltn1/v1/en-003/04-04_01.html
Regards,
Sam
Sony Social Support