Sennheiser HD 31 Leaflet

General Description

The HD 31 is a pair of open, dynamic stereo headphones which are small, 
light, robust and comfortable to wear. The ear pads can easily be changed, 
and the headphones can be supplied with any company logo printed on 
them.

Features

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 Exceptionally light

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 Compact design

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 Robust

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 Replaceable ear pads

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 Weiter Übertragungsbereich

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 Excellent frequency response

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  Choice of connectors (see Technical Data) 

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 Company logo option

Recommended Accessories

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  Ear pads (1 pair) 

Cat. No. 047299

Technical Data

Frequency response ................................................. 20 – 20,000 Hz
Transducer principle.................................................. dynamic, open
Nominal impedance .........................................300 

Ω* as standard

Characteristic SPL ...................................................94 dB (at 1 kHz)
THD  ...............................................................................................< 1 %
Ear coupling ...................................................................... supra-aural
Contact pressure ..........................................................approx. 1.3 N
Weight (without cable)................................................ approx. 50 g
Connection cable.................................................1.2 m, single-sided
Connectors
HD 31-16-0 ................................. right-angled 3.5 mm stereo jack

(ARiNC type A1)

HD 31-26-0 ..................... right-angled 3.5 mm double mono jack

(ARiNC type A2)

 

Cat. No. 003510  HD 31-26-0

 

Cat. No. 003509  HD 31-16-0