| Video Compression: | H.264 |
| Video input: | 4-ch, BNC(1Vp-p, 75Ω) |
| Audio compression: | OggVorbis |
| Audio input: | 4-ch, BNC(2Vp-p, 1kΩ) |
| Two-way audio: | 1-ch, MIC connector |
| Video loop out: | DB26 connector (Optional) |
| Audio output: | 1-ch, MIC connector |
| Encoding resolution: | 4CIF/DCIF/2CIF/CIF/QCIF |
| Frame rate: | QCIF/CIF/2CIF /DCIF/4CIF:25(P)/30(N) |
| Video bit rate: | 32Kbps~2048Kbps, or user-defined (Max.3Mbps) |
| Dual Stream: | Support |
| Stream Type: | Video/ Video&Audio |
| Network interface: | 1 RJ45 10/100/1000Mbps self-adaptive UTP Ethernet interface |
| Serial interface: | 1 RS-485, 1 RS-232 |
| Alarm in: | 16-ch |
| Alarm out: | 4-ch |
| Chassis: | 1U, 19-inch; Rear panel provides Reset button |
| Power supply: | 100~240VAC, 6.3A, 50~60Hz |
| Consumption: | ≤40W (without HDD) |
| Working temperature: | -10°C~+55°C(14°F~131°F) |
| Working humidity: | 10%~90% |
| Dimension(W×D×H): | 440(D)×300(W)×45mm(H)(17.32"(D)×11.81(W)×1.77"(H)) |
| Weight(without HDD): | ≤5000g(11.02lbs) |
