ProfLine develops and markets professional digital and analogue audio transmission products for satellite, broadcast, cable-radio and SDH links.  

• Analog audio modulators / demodulators.
• Analog video/audio complete cable systems.
• Transparent digital audio systems.
• FM receiver and subcarrier equipment.
• Satellite radio equipment.

ProfLine is based in Arnhem, Netherlands, and has a clientele which includes France Telecom and PTT (Telecom in the Netherlands) along with many others.