Oscilla® SM950 is a diagnostic memory audiometer packed with features for conducting diagnostic hearing tests. The audiometer supports 3 automatic hearing tests (20 dB, 20 dB random and Hughson Westlake), Bone Conduction and Narrow Band Masking. Furthermore it is equipped with a built-in memory for 29 audiograms. The audiometer may be connected to a printer through the parallel port and transfer measurement data to software programs like AudioConsole through the serial port. Specifications: 11 frequencies: 125 - 8000 Hz -10 dB to 110 dB in steps of 5 dB Narrow Band Masking Manual or automatic test (3 automatic tests) Storage Capacity: 29 audiograms Serial and Parallel port Pulse tone Programable setup functions for additionel features AC Adapter 12V(220-240 V)