Inflatable loudspeakers could blow out roadies

Inflatable loudspeakers light enough for anyone to shift could mean rock stars’ roadies have had their day. Loudspeakers come in heavy, cumbersome boxes that provide an air enclosure to absorb unwanted vibration and give a fuller sound. But now two companies, SoundTube Entertainment of Park City, Utah, and Ellula Sounds of Loughborough in Leicestershire, UK, reckon an inflatable box will do the job