Closed Dynamic Pro Headphones

The Sennheiser HD 25 1-II Basic Edition is a special deal only available on limited numbers and offers the superb HD25 I-II at a reduced price. The closed-back Sennheiser HD 25 IIs are purpose-designed, professional monitoring headphones offering high attenuation of background noise. Capable of handling very high sound pressure levels and of extremely robust construction, these headphones perform exceptionally well in high-noise environments, e.g. ENG, sound reinforcement, studio monitoring and audio equipment testing. The capsule is rotatable for one-ear listening. They are highly efficient, making them ideal for battery-portable equipment. Ideal monitoring headphones for cameramen and DJs.

Sennheiser HD 25 1-II Features:

• Very lightweight and comfortable, even if used for long periods
• High maximum sound pressure level
• 70 Ohms nominal impedance for universal compatibility
• Tough, detachable steel cable
• Neodymium ferrous magnet systems and lightweight aluminium/copper voice

Delivery Includes:

• 1 HD 25-1 II
• 1 adaptor to ¼” (6.3 mm) stereo jack plug

Sennheiser HD25 II Technical Data:

• Nominal impedance 70 Ohm
• Load rating 0.2 W
• Contact pressure ca. 2.5 N
• Weight w/o cable ca. 140 g
• Jack plug 3.5/6.3 mm stereo stereo
• Transducer principle dynamic, closed dynamic, closed
• Ear coupling supraaural supraaural
• Cable length 1,5 m
• Sound pressure level (SPL) 120 dB(SPL)
• THD, total harmonic distortion < 0.3 %
• Frequency response (headphones) 16 - 22000 Hz -3dB