Datasheet

Cat. No. 005177

HD 457

Headphones | Streetwear Headphones

General Description

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 advan-

tage due to the headphones’ balanced sound image and warm bass.

When out and about, a convenient cord take-up lets you adjust the head-

phone 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 detachable highly conductive OFC copper cable

Replaceable fabric ear pads

Recommended Accessories

Stereo volume control HZR 62 Cat. No. 005248

Replacement Parts

Ear pads (1 pair) Cat. No. 085728

Technical Data

Frequency response ........................25–21,000 Hz (–3 dB/1 kHz)

Transducer principle.................................................. dynamic, open

Nominal impedance ....................................................................32 Ω

Characteristic SPL .....................................114 dB (at 1 kHz, 1 V

rms

)

THD ........................................................................................... < 0.5 %

Ear coupling ......................................................................supra-aural

Weight (without cable)..............................................approx. 130 g

Connector ......................3.5/6.3 mm Ø stereo mini jack plug with

adaptor to 1/4” (6.3 mm) stereo jack plug

Connection cable..................... 3 m, detachable, OFC copper cable

25-21,000 Hz 32 Ω < 0.5 % 130 g

3.5/6.3 mm OFC 3 m

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HD 457 Headphones | Streetwear Headphones Cat. No. 005177 General Description 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. Technical Data Frequency response ................