AUDIO 4000 Our AUDIO 4000 is a software-controlled pure-tone and speech-audiometer with extended high frequency range. Optimal hard- and software customisation make it possible to use it in ENT clinical centres as well as in surgeries, industrial medical centres or by audiologists. Standardized diagrams are integrated in clearly structured user surfaces, which guarantees optimal use of the system. Automation of of a big number of individual measurements minimizes the time expenditure. The database in GDT-format allows the bidirectional exchange of the admin- and measuring data with admin programs...