SYNCRO’S Radio Communication Systems for Retail and Catering industry , Medical Services ,Telemetry and Security. ( Supermarkets, hardware stores, hospitals , clinics, restaurants , security, tour guides and telemetry ) Syncro was founded in 1965 by the present owner Jos Hahn, who is a well known Radio Frequency Design Engineer. Syncro is in Australia and … Continue reading Syncro Shop Assist systems Radios.