Headphones
| Ear coupling |
Supraaural |
| Acoustic system |
Closed |
| Total Harmonic Distortion (THD) |
0.4% |
| Impedance |
32 Ω |
| Headphone frequency |
40 - 20000 Hz |
| Channel separation |
40 dB |
| Driver unit |
40 mm |
| Wearing style |
Head-band |
| Headphone sensitivity |
80 dB |
Ports & interfaces
| Frequency band |
2.4 GHz |
| Wireless range |
15 m |
Power
| Rechargeable |
Y |
| Battery low indication |
Y |
| Auto power off |
Y |
| Battery life (max) |
8 h |
Additionally
| Wireless technologies |
Wireless |
VHP-WT400BK, 2.4 Ghz FHSS digital stereo, 40 - 20 Khz, 0.5%, 70 / 40 dB, 15 m, 32 Ohmz, black