Beyerdynamic DT 990 PRO Instrucciones De Uso página 5

DT 990 PRO
VERSIONS
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Available versions can be found at:
www.beyerdynamic.com
SUPPLIED ACCESSORIES
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1 x 1/4" (6.35 mm) jack adapter
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1 x Drawstring bag
ACCESSORIES AND REPLACEMENT PARTS
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Accessories and replacement equipment can be
found at: www.beyerdynamic.com
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If you have technical problems while using the head-
phones or need further guidance, please visit our
FAQ website at: support.beyerdynamic.com
SERVICE
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If you require service, please contact
qualified service personnel or directly:
beyerdynamic Service- und Logistik Center
E-mail: service@beyerdynamic.de
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Dismantling the headphone yourself will invalidate
the guarantee.
DISPOSAL
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At the end of its operating life this product
may not be disposed of along with
normal household waste. Please take it to
a designated recycling point for electric
and electronic appliances.
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This is indicated by the symbol on the
product, the operating instructions or the
packaging.
TECHNICAL SPECIFICATIONS
Transducer type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Dynamic
Operating principle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Open
Frequency response . . . . . . . . . . . . . . . . . . . . . . . . 5 - 35,000 Hz
Nominal impedance . . . . . . . . . . . . . . . . . . . . . . 80 Ω / system
Nominal SPL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96 dB
T.H.D. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . < 0.2%
Power handling capacity. . . . . . . . . . . . . . . . . . . . . . . . 100 mW
Sound coupling to the ear . . . . . . . . . . . . . . . . . . Circumaural
Headband pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.5 N
Weight
80 Ω version . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 340 g
250 Ω version . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 370 g
Length and type of cable . . . . . 3 m / straight cable (80 Ω)
Connection . . . . . . . . . . . . . . . . . . . . . . . . . . Gold plated stereo
(all specifications acc. to EN 60 268-7)
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250 Ω / system
3 m / coiled cable (250 Ω)
jack plug (3.5 mm)
and 1/4" adapter
(6.35 mm)