Sennheiser HD 25-double arceau

The HD 25 is a closed dynamic compact professional monitoring headphone offering high attenuation of background noise. Capable of handling very high sound pressure levels and featuring extremely robust construction, the HD 25 performs exceptionally well in high noise environments, e.g. ENG, sound reinforcement, studio monitoring, and audio equipment testing.

Sennheiser HD 25 features
▪ High sensitivity
▪ Very good attenuation of background noise
▪ Low weight
▪ Comfortably fitting adjustable headband
▪ Detachable single-sided connection cable

Sennheiser HD 25 specifications
▪ Frequency Response: 16-22,000 Hz -3 dB
▪ Transducer Principle: Dynamic, closed
▪ Nominal impedance: 70 ohm
▪ Characteristic SPL @ 1 kHz: 120 dB
▪ Load rating: 0.2 W
▪ THD: <0.3%
▪ Ear coupling: Supraural
▪ Contact Pressure: Approx. 3 N
▪ Weight (without cable): 4.9 oz.
▪ Connector: 3.5 mm O stereo mini jack plug with adapter to 1/4 inch stereo jack plug
▪ Connection cable: 1.5 single-sided steel cable