Brand :  Sennheiser
 Model :  HD 457
 Category :  Headphones

 Website :  www.sennheiser.com


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The HD 457 are open, dynamic hi-fi stereo headphones for both mobile audio sources such as MP3, MiniDisc & CD players and home hi-fi systems. Soul, funk, grunge and percussion music can be heard to its best advantage due to the headphones’ balanced sound image and warm bass. When out and about, a convenient cord take-up lets you adjust the headphone cable to the required length.


Features
Open, supra-aural, dynamic hi-fi stereo headphones
Ideal both for mobile audio sources such as MP3, MiniDisc & CD players and home mini hi-fi systems
Manually inserted cellulose fleece ensures balanced sound image
Ultra-lightweight diaphragm material and powerful neodymium magnets for wide dynamics
Excellent stereo sound and warm bass for modern music such as soul, funk, grunge, etc.
Clips to the belt: cord take-up for adjusting the cable length when listening on the move
Extremely comfortable to wear due to ultra-lightweight design, even for extended listening
Rugged outdoor design with extremely flexible headband
3 m highly conductive OFC copper cable
Replaceable fabric ear pads
Delivery Includes Cord-take-up with belt clip and adaptor 3.5/6.3mm (¼&rdquo stereo jack plug


Specifications
Connection type: jack plug 3,5/6,3 mm stereo
Nominal impedance 32 Ohm
Weight without cable ca. 130 g
Transducer principle dynamic, open
Ear coupling supraaural
Cable length 3 m
Frequency response (headphones) 25.....21000 Hz
THD, total harmonic distortion <0,5 %
Sound pressure level (SPL) 114 dB(SPL)