Sennheiser HD 660 S, Instruction Manual

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HD 660 S | English
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Replacing the ear pads*
For reasons of hygiene, you should replace the ear pads from time to time. Spare
parts are available from your Sennheiser partner. To fi nd a Sennheiser partner in
your country, search at www.sennheiser.com.
▷
Grasp behind the ear pads and pull them up and away from the ear cups.
▷ Place the new ear pads onto the ear cups and attach the ear pads by pressing
fi rmly around them.
The headband padding can be replaced by the Sennheiser repair service.
Please contact your Sennheiser partner.
E
Cleaning and storing the headphones*
▷
Clean the product only with a dry and soft cloth.
▷ Store the product in a clean, dust-free place, e.g. in its storage box.
Specifi cations
Transducer principle dynamic, open
Frequency response 10 to 41,000 Hz
Frequency characteristic diffuse fi eld equalized
Ear coupling circum-aural
Contact pressure approx. 2,5 N
Nominal impedance 150 Ω
Sound pressure level at 1 kHz 104 dB at 1 Vrms
Long-term input power max. 500 mW as per EN 60-268-7
THD ≤ 0.04% (1 kHz, 100 dB)
Cable oxygen-free copper cable (OFC), 3 m
Connector
(see pin assignment on
inside cover page)
stereo jack plug, gold-plated
1/4" (6.35 mm), unbalanced, 3-pin
4.4 mm, balanced, 5-pin
Weight approx. 260 g (without cable)
Operating temperature –10°C to +55°C
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