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DT 770 Dynamic Headphone Order # 481.785 Features Closed-back design Excellent ambient noise attenuation Rugged headband construction Single-sided cable Soft headband pad Innovative bass reflex system Gold-plated 1/8" mini stereo jack plug (3.5 mm) and 1/4" adapter (6.35 mm) Description The DT 770 is a closed headphone with a powerful reproduction of deep frequencies. High frequencies are also reproduced as an analytical, clear and distinctive sound. The rugged headband made of spring steel gives this headphone a secure yet comfortable fit. Soft ear pads and the single-sided cable also ensure a high comfort. The DT 770’s special closed design excludes sound pollution and ensures minimum audio leakage. The DT 770 is still manufactured in Germany providing an excellent quality. Spare Parts and optional Accessories EDT 770 V BN 59-65/A Ear pads, velours, circumaural, silver-grey . . . . . . . . . . . . . . . Order # 926.660 Headband pad, leatherette, black . . . . . . . . . . . . . . . . . . . . . . Order # 579.823 Straight extension cable, 5 m long, 1/4" jack (6.35 mm) - 1/4" jack (6.35 mm). . . . . . . . . . . . . . . . Order # 565.385 E1/DT 770 (02.06) Non-contractual illustrations. Subject to change without notice. Consumer Products Technical Specifications Transducer type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Dynamic Operating principle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Closed Frequency response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 - 35,000 Hz Nominal impedance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 250 Ω Nominal SPL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96 dB T.H.D. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . < 0.2% Power handling capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 mW Sound coupling to the ear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Circumaural Ambient noise attenuation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . approx. 18 dBA Nominal headband pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . approx. 2.8 N Cable length and type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 m / straight cable Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Gold-plated 1/8" mini stereo jack plug (3.5 mm) and 1/4" adapter (6.35 mm) Weight without cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . approx. 290 g (all specifications according to EN 60 268-7) Germany United States Great Britain beyerdynamic GmbH & Co. KG Theresienstr. 8 D-74072 Heilbronn Phone +49 (0 )71 31 / 6 17-0 Fax +49 (0 )71 31 / 617-224 E-mail: [email protected] Internet: www.beyerdynamic.de beyerdynamic Inc. USA 56 Central Ave. Farmingdale, NY 11735 Phone +1 (631) 293-3200 Fax +1 (631) 293-3288 E-mail: [email protected] Internet: www.beyerdynamic.com beyerdynamic U.K. Ltd. 17 Albert Drive Burgess Hill RH15 9TN Phone +44 (0)1444 / 258 258 Fax +44 (0)1444 / 258 444 E-mail: [email protected] Internet: www.beyerdynamic.co.uk
