资讯

Noise coming through open windows from cars, trains and aeroplanes could be cut in half thanks to an innovative new device that combats traffic sounds with speakers. Researchers from Nanyang ...
A new window could help, as it's claimed to bring in more fresh air than a conventional open window, while still keeping out unwanted sounds.
A grid of speakers facing outwards can play sounds that cancel out traffic noises People living in cities with warm climates face a problem during summer months: keeping windows open for ...