Sennheiser HD 25SP manual HD 25 SP, Headphones DJ & Studio Headphones, Cat. No, Features

HD 25 SP

Headphones DJ & Studio Headphones

General Description

The HD 25 SP are closed dynamic headphones for monitoring, recording and outdoor applications. They are a lower-cost alternative to the HD 25, featuring a simpler headband and a slightly different capsule design.

Features

Very lightweight, comfortable even if used for long periods

Effective attenuation of background noise

High maximum sound pressure level

85 Ω nominal impedance ensures universal compatibility

Tough, detachable stranded steel cable

jNeodymium ferrous magnet systems and lightweight aluminium/copper voice coils for fast transient response

Cat. No. 003759

Technical Data
Frequency response	.....................	30 – 16,000 Hz (– 3 dB/1 kHz)
Transducer principle	................................................	dynamic, closed
Nominal impedance	....................................................................	85 Ω
Characteristic SPL		112 dB (at 1 khz, 1 Vrms)
Load rating		0.2 W
THD		< 0.4 %
Ear coupling		supra-aural
Contact pressure		approx. 3 N
Weight (without cable)		115 g
Connector		1/4” (6.3 mm) Ø stereo jack
Connection cable	3 m, detachable, dual-sided steel cable

Diffuse Field Frequency Response

Profile

Closed dynamic headphones for monitoring in noisy environ- ments, high sensitivity, sound pressure level 100 dB. Frequen- cy response 30 Hz to 16 kHz, THD < 0.4 %, nominal impedance 85 Ω , load rating 0.2 W. 3 m steel cable with 1/4” (6.3 mm) stereo jack plug.

Recommended Accessories
HZR 62 stereo volume control (for HD 25 SP-1 only)	Cat. No. 005248
j
Replacement Parts
Ear pads (1 pair)	Cat. No. 075525
jVelour ear pads (optional) (1 pair)	Cat. No. 069417
Product Variants
HD 25 SP-1: as HD 25 SP, but with 3.5 mm /
j1/4” stereo jack and 65 Ω nominal impedance	Cat. No. 004173

30-16,000 Hz 85 Ω

6.3 mm steel

< 0.4 %

3 m

115 g