A new technology platform from leading design and development firm Cambridge Consultants is enabling wireless devices such as radio microphones and intercoms to deliver high-quality audio within international license-free radio bands – even in mega-stadiums. It means Digital Enhanced Cordless Telecommunications (DECT) can now provide the same range in a large arena as it does in open spaces – typically more than 100 meters – without the problem of interference when there is a high concentration of devices.