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.

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

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)