NEC MultiSync M491 PG-2. Product design: Digital signage flat panel. Display diagonal: 124.5 cm (49"), Display technology: LCD, Display resolution: 3840 x 2160 pixels, Display brightness: 500 cd/m², HD type: 4K Ultra HD. Operating hours (hours/days): 24/7. Product colour: Black
Products specifications
| Width | 1122.6 mm |
| Depth | 69.8 mm |
| Height | 644.2 mm |
| Weight | 31 kg |
| Operating temperature (T-T) | 0 - 40 °C |
| Operating relative humidity (H-H) | 20 - 80% |
| Storage temperature (T-T) | -20 - 60 °C |
| Storage relative humidity (H-H) | 10 - 90% |
| Energy efficiency class (SDR) | G |
| Energy efficiency class (HDR) | G |
| Energy consumption (SDR) per 1000 hours | 90 kWh |
| Energy consumption (HDR) per 1000 hours | 82 kWh |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50 - 60 Hz |
| HDMI ports quantity | 2 |
| DVI port | No |
| DisplayPorts quantity | 1 |
| USB port | Yes |
| USB ports quantity | 1 |
| Ethernet LAN | Yes |
| Ethernet LAN data rates | 100 Mbit/s |
| RS-232 interface | Yes |
| Product design | Digital signage flat panel |
| Orientation | Horizontal/Vertical |
| Product colour | Black |
| VESA mounting | Yes |
| Panel mounting interface | 300 x 300 mm |
| Purpose | Universal |
| Ambient light sensor | Yes |
| Operating hours (hours/days) | 24/7 |
| Panel type | IPS |
| Display diagonal | 124.5 cm (49") |
| Display technology | LCD |
| Display resolution | 3840 x 2160 pixels |
| Display brightness | 500 cd/m² |
| HD type | 4K Ultra HD |
| Touchscreen | No |
| Native aspect ratio | 16:9 |
| Response time | 8 ms |
| Contrast ratio (typical) | 8000:1 |
| Viewing angle, horizontal | 178° |
| Viewing angle, vertical | 178° |
| Display number of colours | 1.076 billion colours |
| Display diagonal (metric) | 123.2 cm |
| Horizontal scan range | 26 - 135 kHz |
| Vertical scan range | 23 - 86 Hz |
| Native refresh rate | 60 Hz |
| Haze rate | 28% |
| Remote control included | Yes |
| Batteries included | Yes |
| Cables included | HDMI, Power |
| Built-in speaker(s) | Yes |
| Number of built-in speakers | 2 |
| RMS rated power | 10 W |
| Video formats supported | MP4, MPG, TS |
| Audio formats supported | AAC, LPCM, MP3, WMA, WMV |
| Image formats supported | JPG |
