[. . . ] HD 280 Professional Headphones | DJ & Studio Headphones General Description The HD 280 Professional are closed-back, circumaural headphones designed for professional monitoring applications. [. . . ] 32 dB Load rating. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0. 5 W THD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . < 0. 1 % Ear coupling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . circumaural Contact pressure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 N Weight (w/o cable) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . approx. 3. 5 mm Ø stereo mini jack plug with adaptor to 1/4" (6. 3 mm) stereo jack plug Connection cable. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . single-sided coiled cable, min. 3 m Diffuse Field Frequency Response Curve Features Accurate, linear reproduction for critical monitoring applications Replaceable parts for long life Neodymium magnets for optimum sensitivity and wide dynamic range Very good attenuation of background noise Lightweight design Comfortable fit due to soft, circumaural ear pads Easily replaceable, single-sided coiled cable Space-saving design with collapsible, rotating earpieces Supplied complete with screw-type adaptor to 1/4" Replacement Parts Ear pads (1 pair) Headband padding Connection cable Product Variants HD 280-13: as HD 280 pro, but with 300 impedance HD 280 Silver j j j j j j j j j j j j j j Cat. 082328 Profile Closed dynamic headphones for monitoring in noisy environments, high sensitivity, SPL of 102 dB (as per IEC 268-7). Single-sided coiled cable and collapsible earpieces for professional monitoring. [. . . ] 005327 8-25, 000 Hz 64 < 0. 1 % 220 g 3. 5/6. 3 mm OFC 3 m max. [. . . ]