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Folding up the headphones
In the box
Adjusting
HD 280 PRO
B
HD
PRO
280
O
HD
0 PR
28
OR
A
Quick Guide
Kurzanleitung
Guide rapide
Guida rapida
Instrucciones resumidas
Beknopte handleiding
Краткая инструкция
快速指南
C
Ear cushions
Specifications
Replacing spare parts
Headband padding
Headphone HD 280 PRO
Acoustic principle
dynamic, closed
Impedance
64 Ω
Ear coupling
circumaural
Frequency response
8 - 25,000 Hz
Ambient noise attenuation
≤32 dB
THD
<0.1% (@ 1 kHz, 100 dB SPL)
Weigth (w/o cable)
approx. 285 g
Contact pressure
approx. 6 N
Length of coiled cable
≥1.3 m / ≤3 m
Operating temperature
–10 °C to +55 °C
Storage temperature
–20 °C to +70 °C
Relative humidity
≤90% @ 40 °C
Sennheiser electronic GmbH & Co. KG
Am Labor 1, 30900 Wedemark, Germany
www.sennheiser.com
04/16, 566630/A02