This Sony STRDN850 receiver's built-in Wi-Fi enables wireless Internet connection. Includes HDMI 4K Ultra HD and 3D pass-through technologies for compatibility with 3D TVs, Blu-ray players and gaming consoles and 4K Ultra HD TVs.
Q: Can it use wireless Blu-tooth enabled speakers?
A: No, the Bluetooth feature is only a signal receiver and for a wireless Bluetooth speakers you need a signal transmitter instead.
Q: Can the 4K up-vert capability be turned on/off?
A: Yes it can be fully turned off through the menu options.
Q: How Many HDMI ports are HDCP 2.2 Compliant?
A: One. Should be all you'll need for now. It's only required for true 4k sources that are copyright protected. And right now there's only 1.
A: Yes, it sure would. You could connect that via analog audio or digital
Q: I have a 1TB usb drive with music on it, Can this receiver handle it?
A: 1 Tera is a compres software sub, have to be a pc capable to in compress those drives
A: Yes you should be able to no problem... depends on the turntable year make and model.
Q: Is there an ACR input on the receiver?
A: If by ACR you intended RCA, then yes it has four RCA inputs: SAT/CA TV, VIDEO, SA-CD/CD, and TV. However, this receivers specifically excels with its HDMI inputs, of which it has 6.
Q: will it support two sub woofers?
A: No there is only one subwoofer hook up on the back.