What is the best song to use to demo speakers?

What are the copyright protections for this kind of use? Is this considered copyright infringement?

This might be a stupid question, but is it possible for me to route audio from my computer to 4 separate speakers? If there is special hardware/software I need to get, that would be useful info as well.

I use a Nokia 5800 xpressmusic. When I use it with headphones I hear everything perfectly but when I plug it into my computer speakers ,which has two speakers and a woofer, I only hear half of what I am supposed to here. For example a guitar intro would...

I have two computers, One is a AMD Sempron(PC-1) based and the other is a AMD Phenom(PC-2). I use a set of speakers with PC-1. Now I want to use the same speaker set to PC-2 too. I mean that if I play a song or movie on PC-1 without it's own speakers...

I want a software that will let me record my demo on my computer with out have to play the instrumentals on speakers. for example: if you ever go on myspace karaoke when you record a cover song as you play it back to program adds your voice with the...

Look up the beat on youtube. Here is the link: "TOP SONG 1 Best pop/alternative/acoustic beat song with lyrics FL Studio 10" http://www.youtube.com/watch?v=j3Z9F-jR1lw It is only about 2 min long ( it's a little demo i made so i can post it...

I was at my CEO's backyard for a corporate function half a year ago. He gave me his Iphone and asked me to select a song to play from his Iphone 3GS. After I selected the song, the music started playing from his set of outdoor speakers. He has a set...

Nutella got into my iPhone 4S speakers and I tried wiping it away with a tissue then dusted the rest away with an old toothbrush but everything seems really quiet now. I haven't tried what a phone call sounds like but you can't hear songs on the first...

I was at target and I was at their boom box section where they allow you to press the demo button and try some music. I don't remember the lyrics but I remember that I liked it a lot. Bad description I know but it was the first song and I was in the...