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Sennheiser HD 25-SP II

We haven't had a chance to fully test this product yet, but we've assembled this helpful overview of relevant information on it.

The HD 25-SP II on-ear headphones by Sennheiser incorporate neodymium ferrous magnet systems, lightweight aluminum voice coils, a high maximum sound pressure level, and a 10-foot cable. The HD 25-SP II additionally features a 30 – 16,000 Hz frequency response, 60 ohms nominal impedance, and 114 dB/mW sensitivity.

Features List:

  • Supra-aural design
  • Neodymium ferrous magnet systems
  • Lightweight aluminum voice coils
  • High maximum sound pressure level
  • 10-foot cable
  • 30 – 16,000 Hz frequency response
  • 60 ohms nominal impedance
  • 114 dB/mW sensitivity

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