A:Answershould be in about 1 week, than the online status will show orderable. stock on this new part is shipping to all Optoma retail/online partners this week Give it 3-4 working days beyond that -- to show in-stock and received by Best buy.
A:AnswerYes, this unit is mountable. To mount, you have to unscrew the adjustable feet and your good to go. Their is a setting to flip the image once mounted upside down.
A:AnswerNot sure what you mean by bluetooth projector. If you're looking to connect bluetooth speakers, you'll need to do so via the AUX cable. You'll need something for streaming
content like a chromecast/fire stick/roku/apple tv or you can connect your laptop via HDMI. It doesn't have built in apps.
A:AnswerThis is not a short throw projector. Inbuilt sound is decent enough for a small room. I have mine connected to external speakers for a better experience. hope it helps!