Project developed for one of our costumers. A prototype and production series were manufacturered during the project. Device was certified and is compliant with requiered medical norms. Two audiometers variants were designed, compliant with class 2 and class 4. The device is compliant with Qi wireless chargint and Bluetooth Low Energy. Utilized codec devices allows 24-bit, 192kHz sound reproducation. On-board digital sound processor is used for audio signal processing.