Sennheiser HD 25 – closed-back professional monitoring headphones with dynamic drivers, high sound pressure capability, and detachable single-sided cable. It offers high attenuation of background noise, lightweight design, and rotatable capsule for one-ear listening. On board, there is a supraaural fit, gold-plated adapter, and extensive performance functions.
Sennheiser HD 25 is an environment for sound creation designed for mobile monitoring in loud environments. It features supraaural closed-back design from simple audio testing to complex studio setups. Flexible routing with detachable cable and adapter enables a wide range of monitoring options – including classics from the Sennheiser ecosystem.
Integration is deeply seamless: high sensitivity voice coils, capable of high SPL, comfortable for long periods. Monitoring can be done in real-time or through tools – for automatic analysis of sources. The headphones offer rotatable capsule, low weight, and advanced options.
KEY FEATURES
- High sensitivity due to lightweight aluminium voice coils
- Capable of handling very high sound pressure levels
- Very lightweight and comfortable, even if used for long periods of time
- Tough, detachable, single-sided cable
- Rotatable capsule for single-ear listening
TECHNICAL SPECIFICATIONS
- Transducer principle: dynamic, closed
- Ear coupling: supraaural
- Frequency response: 16 – 22,000 Hz
- Nominal impedance: 70 Ω
- Load rating: 200 mW
- Max. Sound pressure level: 120 dB
- THD, total harmonic distortion: < 0.3% @ 1 kHz
- Contact pressure: approx. 2.5 N
- Weight (without cable): approx. 140 g
- Cable length: approx. 1.5 m
- Connection: 3.5 mm jack with 6.3 mm adapter











