| Active Noise canceling | yes |
|---|---|
| Operating time | Approx. 40 H (LR03)/Approx. 16 H (R03) |
| Driver Unit (diameter in mm) | 40 |
| Magnet Type (Nd:Neodymium / Fe:Ferrite) | Nd |
| Impedance (Ohm) / 1 kHz | 19 Ohm (NC On), 17 Ohm(NC Off) |
| Sensitivity (dB / mW) | 94 dB/mW(NC On), 92 dB/mW(NC Off) |
| Max. Input (mW) | 50 (IEC (*1)) |
| Frequency Response (Hz - kHz) | 10 Hz - 25 kHz |
| Cord Length (m / ft.) | 1.5 / 4.9 (Detachable cord) |
| Weight (g) without cord and battery | 247 (8.7oz) |
| MiniPlug (3.5mm in diam.) | yes |
| Air Plug Adaptor | yes |
| Plug (Ni:Nickel / G:Gold) | G |
