Watch the video to see the Braun Series 9 - our most efficient and advanced shaver.* The intelligent SyncroSonic technology delivers 40,000 cross-cutting actions per minute for an outstandingly thorough shave and amazing skin comfort. The Series 9 is the best shaver that combines ergonomic Braun Design with highest Braun quality. Braun - Designed to make a difference. *Proven on 3 day beards.