DIALOG HS-A40MV BLACK - Headset with volume control
| Model | HS-A40MV BLACK |
| Controls | Volume regulator, mic on/off switch (on cord) |
| Mode | Stereo |
| Loudspeaker diameter, mm | 40 |
| Impedance (Ohm) | 90 |
| Sensitivity (dB/mW) | 89 ± 3 @ 1 kHz |
| Frequency range (Hz-kHz) | 18-22 |
| Acoustic environment | Closed |
| Cable length (m) | 2,9 ± 10% |
| Connector type | Mini jack 3,5 mm |
| Weight (grams) | 224 |
| Weight without cable (grams) | 181 |
| Microphone type | Capacitor |
| Microphone mode | Mono |
| Microphone construction | Headset, rotary with flexible metallic neck |
| Body material | Black |
| Sensitivity (Db) | -38 ± 3 |
| Frequency range (Hz-kHz) | 50-16 |
| Jack plug | 3.5 mm minijack |
| Parts supplied | Headset, warranty card, packaging |
Product card from www.dialoginvest.com