A:AnswerNo bluetooth on this device for wireless earbuds. Audio output is by optical cable for external sound system.
While I'm not a huge fan of the Amazon FIRE devices, THEY have bluetooth pairing for audio built in, and if you used one of those on the HDMI input, you'd have
EXCELLENT video, and be able to use wireless speakers or wireless earbuds via the FIRE device while enjoying exceptional picture.
A:Answer"Built in" meaning loaded and accessible via the source button on the Samsung remote? Then yes, Hulu is among the apps that's available. Also pre-loaded and accessible are Netflix, Prime Video, Vudu, YouTube, Fandango, Google Play. There are other app options to add as well.
A:AnswerNo, I used the screws that came with the wall mount. Word of advice the wall mounts usually come with several different screws you want to make sure you are using the correct length and thread pitch screw as not to strip out the holes on the tv.