When you take to the skies, take a Telex headset! Clear. Reliable. Consistent. For more than 50 years, Telex has delivered the quality communication equipment that pilots depend upon for safe, enjoyable flying. In September 2006, Telex became a part of The Bosch Group. This acquisition brought Bosch quality standards to Telex through streamlined and modernized processes, as well as a renewed commitment to research and development.