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Sennheiser HD 428 User manual

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HD 428
Closed-back around-ear stereo headphones with
dynamic bass and high passive noise attenuation
Want a pair of headphones that sound as
good as they look? Look no further for the
HD 428 comes with a crosshair design and
rugged rubber finishing on their earcups,
but their high-output neodymium magnets
provide for a powerful stereo sound
reproduction. Not to forget, their closed
circumaural configuration effectively blocks
outside noise while the single-sided cable
reduces tangling, ensuring high comfort and
ease-of-use.
outside noise
Blocks
High-output neodymium magnets
For stereo sound with powerful bass
Closed circumaural headphone design
Blocks outside noise
Crosshair rubber finishing on earcups
For long lasting strength and durability
Single sided cable
For convenient handling
HD 428.indd 1 5/5/09 2:22:40 PM
Technical
Data
Model HD 428
EAN 40 44155 04347 1
UPC No. 6 15104 16793 3
Article Number 502765
Transducer principle Dynamic, closed
Frequency response 18-22000 Hz
Impedance 32 W
THD <0.1% (1kHz/100dB)
Sound pressure level (1 kHz / 1Vrms) 110 dB (1kHz/1Vrms)
Weight 390 gm
Cable length 3 m single-sided OFC cable with 3.5 mm gold straight plug /
6.3 mm gold adaptor plug
Connector 3.5 mm straight plug
Content of Delivery HD 428 headphones
6.3mm adaptor plug
Packaging
Design Blister
Dimensions of individual pack (W x H x D) 205 x 235 x 95 mm
Dimensions of multi-pack (W x H x D) 642 x 460 x 286 mm
No. of products per multi-pack 12
Packaging languages English, German, French, Spanish, Italian, Dutch & Portuguese
iPhone and iPod are trademarks of Apple Inc., registered in the U.S. and other countries.
TBA
HD 428.indd 2 5/5/09 2:22:42 PM