A:AnswerHello Homer it should work with HDMI ARC which is HDMI 1 on this model. for more assistance please visit Roku Support for any product or support related questions at https://support.roku.com/ or call 408-556-9391
A:AnswerHello cjs, I believe this model has great sound but if you wear hearing aids you can always download the Roku Mobile App and use headphones mode to connect you Hearing aids right to the TV.
A:AnswerHello, This depends on what connections your DVD player has. If it has HDMI then yes but if your DVD player uses composite AV (red,yellow,white) then no you would need an adapter.