Sennheiser HD 490-I Wired Headphones
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General Description
The HD 490 Live open dynamic hi-fi 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-fi systems.
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[edit] Features
- Open, supra-aural, dynamic hi-fi stereo headphones
- Ideal for both hi-fi systems and portables
- Very comfortable to wear due to ultra-lightweight design
- Detailed sound reproduction with powerful bass
- Duofol diaphragms to reduce standing waves
- Detachable, single-sided connection cable made from highly conductive OFC copper, strengthened with Kevlar
- Replaceable parts for long life
- 2-year guarantee
[edit] Technical Data
- Nominal impedance 32 Ohm
- Contact pressure ca. 3.2 N
- Weight w/o cable ca. 140 g
- Jack plug 3,5/6,3 mm stereo
- Transducer principle dynamic, open
- Ear coupling supraaural
- Cable length 3 m
- Frequency response (headphones) 17.....22000 Hz
- THD, total harmonic distortion < 0,3 %
- Sound pressure level (SPL) 106 dB(SPL)
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