HDP-HQ High fidelity headphones
| Technical Specifications | ||
| Electrical | Impedance | 32 ohms |
| Audio frequency response | 20 Hz – 20 kHz | |
| Sensitivity | 113 +/-3 dB SPL/mW (at 32 ohms) | |
| THD: | 1% at 1 kHz at 1 mW | |
| Mechanical | Dimensions | 199 x 156 mm (7.83 x 6.14 in) |
| Diameter of ear caps | 53 mm (2.10 in) | |
| Cable diameter | 2.5 mm (0.10 in) | |
| Cable length | 1. 5 m (4.92 ft) | |
| Plug (stereo gold plated) | 3.5 mm (0.14 in) | |
| Weight (with cable) | 108 g (0.24 lb) | |
| Color | Black with stainless steel | |