HD 490
HD 490 Dynamic Headphone
The HD 490 Live open dynamic hi-ꢀ stereo headphones feature excellent sound reproduction
and a good bass response. They have a highly conductive OFC copper cable and can be
connected to all personal stereos, CD players, DAT and MiniDisc recorders and hi-ꢀ systems.
Features—Beneꢀts
• Open, supraural, dynamic hi-ꢀ stereo headphones
• Ideal for both hi-ꢀ systems and portables
• Very comfortable to wear due to ultra-lightweight design
• Detailed sound reproduction with powerful bass
• Duofol diaphragms to reduce standing waves for distortion-free sound
• Detachable, single-sided connection cable
• Replaceable parts for long life
Technical Data
Frequency response
Transducer principle
Nominal impedance
Characteristic SPL
THD
17–22,000 Hz
dynamic, open
32 Ω
106 dB at 1 kHz, 1 V rms
< 0.3 % at 1 kHz
supraural
Ear coupling
Contact pressure
Weight (without cable)
Connector
approx. 3.2 N
approx. 9.4 oz
1/8" stereo mini jack plug with adapter
to 1/4" stereo jack plug
Connection cable
3 m, detachable single-sided
Optional Accessories
Stereo volume control
HZR 6
Sennheiser Electronic Corporation, 1 Enterprise Drive, Old Lyme, CT 06371
Sennheiser Mexico: Av. Xola 613, PH6, Col. Del Valle 03100, Mexico, DF. Telephone: (525) 639-0956. Fax: (525) 639-9482
Sennheiser Canada: 221 Labrosse Ave, Pte-Claire, PQ H9R 1A3. Telephone: 514-426-3013. Fax: 514-426-3953
Manufacturing Plant: Am Labor 1, 30900 Wedemark, Germany
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