A:AnswerThe first thing to try is a single connection from the receiver to the sub woofer. Another possibility is to use a single RCA cable from your receiver to RCA splitter cable as in white and red RCA cable that turns into a single cable that connects to your receiver.
A:AnswerIdeally, you should use HDMI ARC on both TV and receiver. If you don't have a TV with ARC then any HDMI on the receiver and you can name it whatever you want
A:AnswerIf you're actually talking about the box that it comes in it's 20 and 1/2 in long 15 and 3/4 inches wide and 9 in tall, hope this is what you're looking for.
A:AnswerThe remote is line of sight , if you have a Roku connected to your TV and receiver it should work through HDMI connected and best model of Roku has Bluetooth and can go through solid objects. The Yamaha remote is infrared and most be able to see the receiver
