Audiometer unit (for one person, JQA inspection approved) MTJ-1 navis 1 unit

It is easy to use and can quickly complete group screenings of many people. The headphones are colour coded red and blue to distinguish between left and right, and can be folded compactly. You can switch to the frequency and hearing level determined during the examination with just one touch. The first proofreading is free of charge. It is set to 40 dB at the time of shipment, so no initial setting is required for regular health checkups. JQA inspection-approved products are products that have passed the inspection by the Japan Quality Assurance Organization (JQA: a third-party organization that carries out certification, inspection, and testing of products and the environment). Main unit (for one person, JQA inspection-approved product) - Weight(kg):1.2 Frequency: 250, 500, 1000, 2000, 3000, 4000, 6000Hz Frequency accuracy: within ±2% Hearing level: -10 to +70 dB (5 dB intervals) Size: 280 x 224 x 102 mm Power supply: AC100V 50/60Hz Display by type: Type 4 Compliant standard: JIS T1201-1 (2020) Medical device number: 222AGBZX00199000