[. . . ] 002994 Technical Data Frequency response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] 20 to 20, 000 Hz Transducer principle. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . dynamic, closed Nominal impedance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 Characterisitic SPL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 N Weight (with cable) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 m, single-sided, open-ended Connection code. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . yellow + L black - L red + R white - R Diffuse Field Frequency Response Features Very high passive ambient noise attenuation (based on PELTOR hearing protectors) Excellent repeatability of readings Suitable for high frequency audiometry, independent of positioning Soft, replaceable ear pads Padded headband for increased comfort Single-sided cable Design approved by the PTB (German organisation for type approvals, a national standards organisation similar to the British Standards Institute or the American National Bureau of Standards) Delivery includes: 1 HDA 280 1 HY 500 headband padding j j j j j j j j j Recommended Accessories HY 100 Hygiene pad Cat. [. . . ] 10 N Weight (with cable) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ]