Portable USB-Powered Speakers by Insignia When I find something that improves my life, I like to share it and this is the case with a pair of stereo speakers I purchased last week. For the past few months I have been looking for speakers which I could use on my laptop computer. Half of my practicing is now done on my desktop and half on my lap top. The sound quality and volume on my desktop has never been a problem but the laptop falls short of what I need when playing back MP3 recordings of my practice material. While…