Excerpt: We here over at Smartphone Nation love reviewing things. The fact that we get to play with new technology is probably the best part of blogging, and lovely Sony Ericsson has shipped us bluetooth speakers for us to try out and keep. So lets gets started. The Sony Ericsson MS500 is a wireless bluetooth speaker which is very portable and easy to setup with only one button. Holding it down until it turns green turns it on. Holding it down again turns it off.