Model | DS-K1T331W |
| Operating system | Linux |
| Screen | 3.97-inch touch screen |
| Storage capacity | 4 GB |
| Card capacity (when connecting external card reader) | 1,500 |
| Event capacity | 150,000 |
| Face capacity | 300 |
| Face recognition distance | 0.3 m to 1 m |
| Face recognition duration | ＜ 0.2 s |
| Network interface | 10/100 Mbps, self-adaptive |
| Camera | 2 MP dual-lens camera with wide dynamic range |
| Communication | TCP/IP, Wi-Fi |
| Interface | USB × 1, electric lock × 1, door contact × 1, tamper × 1, exit button × 1, RS-485 × 1 |
| Power supply | 12 V, 1.5 A, 18 W |
| Working humidity | 10 to 90% (no condensing) |
| Working temperature | -10 °C to +50 °C (14 °F to +122 °F) |
| Application environment | Indoor use |
| Dimension (W × H × D) | 120.14 mm × 110.14 mm × 23 mm |
Data sheet
