HD-660 Pro Monitor

Superlux HD-660

The HD-660 is a closed dynamic headphone for the most demanding professionals. The accurate sound profile and comfortable headband makes HD-660 the perfect monitoring headphone for recording studios, post production or broadcasting applications.

With a carefully tailored frequency response, the HD-660 offers an excellent clarity of sound with a natural and balanced character. Soft ear-pads and Adjustable, sliding earpieces, together with a single-sided connecting cable, ensure listening comfort during long term use. A durable plastic storage box ensures secure protection during transportation.


  • Dynamic, closed-back headphones
  • Natural and well-balanced sound profiled
  • Ultra-detailed high and mid-range reproduction
  • High noise attenuation
  • Durable headband construction with optimized pressure
  • Single sided cable


  • Studio


  • Type: Dynamic, Closed-back
  • Driver: Φ40mm, neodymium
  • Sensitivity: 96dB SPL (1mW)
  • Frequency Response: 10-30000Hz
  • Max. Input Power: 100 mW
  • Rated Impedance: 150Ω
  • Earpads: leatherette
  • Cable: 3-meter (9.8 ft.) coiled, single-sided cable
  • Connector: Screw-on gold plated stereo mini plug
  • Headphone Caliper Pressure: Approx. 6N
  • Weight (with cable): 250 g/ 8.8 oz
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