Sennheiser HD 428 User Manual download pdf (Page 2)

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 / 1V

rms) 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

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Sennheiser HD 428 User Manual Page 2