Datasheet

E1/DT 770 (02.06) Non-contractual illustrations. Subject to change without notice.
Germany
beyerdynamic GmbH & Co. KG
Theresienstr. 8
D-74072 Heilbronn
Phone [phone] / 6 17-0
Fax [phone] / 617-224
E-mail: [e-mail]
Internet: www.beyerdynamic.de
United States
beyerdynamic Inc. USA
56 Central Ave.
Farmingdale, NY 11735
Phone [phone]
Fax [phone]
E-mail: [e-mail]
Internet: www.beyerdynamic.com
Great Britain
beyerdynamic U.K. Ltd.
17 Albert Drive
Burgess Hill RH15 9TN
Phone [phone] / 258 258
Fax [phone] / 258 444
E-mail: [e-mail]
Internet: www.beyerdynamic.co.uk
DT 770
Dynamic Headphone
Order # 481.785
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)
Spare Parts and optional Accessories
EDT 770 V Ear pads, velours, circumaural, silver-grey . . . . . . . . . . . . . . . Order # 926.660
BN 59-65/A 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
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.