General Description

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

  • Very lightweight and comfortable, even if used for long periods
  • High maximum sound pressure level
  • 85 Ohm nominal impedance for universal compatibility
  • Tough, detachable steel cable
  • Neodymium ferrous magnet systems and lightweight aluminium/copper voice
  • Built-tough with a 2 YEAR warranty!


Technical Data
Cable length Approx 10 ft. (3 m)
Contact pressure Approx. 3 N supraaural
Ear coupling On-the-ear
Frequency response (headphones) 30 - 16,000 Hz
Jack plug 3.5/6.3 mm stereo
Load rating 200 mW stereo
Max. sound pressure level (active) 114 dB (1 kHz, 1 Vrms)
Nominal impedance 60 Ω
Total harmonic distortion (THD) <0.4% dynamic, closed
Transducer principle Dynamic, closed
Weight w/o cable 4.1 oz. (115 g)