Welcome to our eBay Shop. Please add us to your list of favourite sellers and come again. Thank you for your business. Manchester Audio is the eBay home of Boomerang Sounds, a pro-audio dealer since 1980. Our main business is supplying, installing and maintaining sound equipment for recording studios and radio stations. We also supply loads of PA companies, bands and musicians, churches, education establishments, venues and restaurants. In fact, "anything and everything audio".