Creative enthusiasm of the audience by the release of aroma microphone

Lengthy speech always makes sleepy, if edge speech becomes fragrant aroma release, is not more able to attract the audience's attention? This year's International Invention Contest in Ukraine, Taiwan won the gold, silver in one fell swoop three medals, an impressive achievement, work is also patent pending. "Scent microphones" the creative home for the items developed by three brothers and sister, respectively, by studying Tainan First ...Creative enthusiasm of the audience by the release of aroma microphone