| Supply voltage (battery pack) | 7.5 Vdc |
| Power consumption | 4.5 W |
| Operating time DCNM‑WDE | > 20 hours (20% speech, 80% listening) |
| Frequency response | 100 Hz – 20 kHz)(-3 dB at nominal level) |
| THD at nominal level | < 0.1 % |
| Dynamic range | > 90 dB |
| Signal‑to‑noise ratio | > 90 dB |
| Headphone load impedance | > 32 ohm |
| Headphone output power | 15 mW |
| WIFI standard | IEEE 802.11n |
| Frequency Range | 2.4 GHz and 5 GHz (ISM license free) |
| Nominal microphone input | 80 dB SPL |
| Maximum microphone input | 110 dB SPL |
| Loudspeaker nominal output | 72 dB SPL at 0.5 m |
| Loudspeaker maximum output | 80 dB SPL |
| Headphone nominal output | 0 dBV |
| Headphone maximum output | 3 dBV |
| Screen size(DCNM‑WDE only) | 4.3 inch |
| Screen type(DCNM‑WDE only) | Capacitive multi‑touch |
| Supported contactless NFC tag(DCNM‑WDE only) | According to: ISO/IEC14443 Type A (from 106 kbps to 848 kbps. MIFARE 106kbps). |
| Mounting | Tabletop |
| Dimensions (H x W x D) without microphone | 72 x 259 x139 mm(2.8 x 10.2 x 5.5 in) |
| Weight: DCNM‑WDE DCNM‑WDE + Battery Pack | 670 g (1.47 lb)1131 g (2.49 lb) |
| Color (top and base) | Traffic black (RAL 9017) |
| Operating temperature | 5 ºC to +45 ºC(41 ºF to +113 ºF) |
| Storage and transport temperature | -20 ºC to +70 ºC(-4 ºF to +158 ºF) |
| Relative humidity | < 95 %, > 5% |
