Sennheiser HD 31 manual Products for Industry Stereo Headphones, Cat. No

HD 31

Products for Industry Stereo Headphones

Cat. No. 003510	HD 31-26-0
Cat. No. 003509	HD 31-16-0

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.

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)

Features

Exceptionally light

Compact design

Robust

Replaceable ear pads

Weiter Übertragungsbereich

Excellent frequency response

Choice of connectors (see Technical Data)

￿Company logo option

Recommended Accessories
￿Ear pads (1 pair)	Cat. No. 047299