$699 $999.95
*Check with our team or your local store for availability.
We guarantee that all of our stock is 100% genuine,
New Zealand sourced stock, with full local warranty.


  • Ultra-light aluminium voice coil with 300-ohm (Ω) impedance for excellent impulse response
  • Uniquely powerful vented magnet system for minimized distortion
  • Outstanding quality designed in Germany, made in Ireland
  • Intimate sound with great timbre and deep, accurate sub-bass
  • Plush ear cushions and open design for maximum comfort
Model: HD 660S2
Description: Open Back Headphone
Transducer principle: dynamic, open
Transducer size: 38 mm
Frequency response: 8 – 41,500 Hz
Impedance: 300 Ω
Sound pressure level (SPL): 104 dB (1 kHz, 1 Vrms)
Total harmonic distortion (THD): 25kOhms, unbalanced >14kOhms, balanced
Ear coupling: Over-Ear
Weight: 260g
Adapter: 6.3 mm (1⁄4 inch) to 3.5 mm
Connector: 6.3 mm (1⁄4 inch) jack plug, 4.4 mm balanced plug
Cable length: 1.8m
Country of origin: Ireland
Magnetic field: 2.5mT
Standard finishes: Black   

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