Ceratec

Ceratec was founded in 1999 by Ulrich Ranke, the founder of Eton and inventor of the Hexacone membrane technology. Since 2009, the company has been manufacturing in Bremen again. Ceratec offers stereo, home cinema and AirPlay systems (Ceratec), invisible speakers with own exciter (Cerasonar) and HiFi accessories (Cold Ray). Ceratec