[. . . ] [. . . ] The HD 215 comes with a protective pouch for storage and transportation. Extreme DJ Sound Spatial sound image and clear stereo sound Outstanding wearing comfort for long listening sessions Excellent attenuation of ambient noise Ear cup is rotatable for one-ear monitoring Includes protective pouch Extremely rugged Single-sided coiled cable, detachable Comfortable headband and ear pads 1/4" (6. 3 mm) screw-on jack adaptor, gold-plated 2-year warranty Specifications Model UPC No. Construction Design Frequency response Transducer principle Nominal impedance SPL (1 kHz, 1 Vrms) THD Ear coupling Weight (without cable) Connector Packaging Design Packaging dimensions in mm (W x H x D) Master carton dimensions in mm (W x H x D) Units per master carton Languages H D 215 615104100893 closed headphones: black with silver-coloured decorative elements 12­22, 000 Hz dynamic 32 Ohm 112 dB < 0. 2 % circumaural 280 g 3. 5 mm stereo jack plug with screw-on adaptor to 1/4" (6. 3 mm) "Altar" concept: recloseable cardboard box with hanging eyelet and blister-packed product on display inside 205 x 240 x 100 693 x 590 x 278 15 German, English, French, Italian, Spanish, Dutch Sennheiser is a trademark of Sennheiser electronic GmbH & Co. [. . . ] [. . . ]