| Video Compression: | H.264 |
| Video Input: | 4-ch |
| Video Input Interface: | BNC (1.0 Vp-p, 75Ω) |
| Audio Compression: | G.711u |
| Audio Input: | 1-ch |
| Audio Input Interface: | RCA (2.0 Vp-p, 1 kΩ) |
| VGA Output: | 1-ch, resolution: |
| | 1920×1080P/60Hz,1280×1024/60Hz,1280×720/60Hz, 1024×768/60Hz |
| CVBS Output: | 1-ch, BNC (1.0 Vp-p, 75 Ω), |
| | resolution: PAL: 704 × 576, NTSC: 704 × 480 |
| HDMI Output: | 1-ch, resolution: |
| | 1920 × 1080P / 60 Hz ,1280 × 1024 / 60 Hz, 1280 × 720 / 60 Hz, 1024 × 768 / 60 Hz |
| Recording resolution: | WD1/ 4CIF / 2CIF / CIF / QCIF |
| Frame Rate: | WD1/4CIF/2CIF @ 15 fps; or |
| | CIF/QCIF @ 25 fps (P) / 30 fps (N) |
| Video Bit Rate: | 32Kbps~2048Kbps, or user-defined (Max.3Mbps) |
| Stream Type: | Video/Video&Audio |
| Two-way Audio: | 1-ch, RCA (2.0 Vp-p, 1 kΩ) (using the audio input) |
| Audio Output: | 1-ch RCA(Linear, 1kΩ) |
| Audio Bit Rate: | 64kbps |
| Dual Stream: | Support |
| Synchronous Playback: | 4-ch |
| Interface Type: | 1 SATA Interface |
| Capacity: | Up to 4TB capacity for each disk |
| Network Interface: | 1 RJ45 10M/100M adaptive Ethernet Interface |
| USB Interface: | 2 USB 2.0 Interfaces |
| Serial Interface: | 1 RJ45 RS-485 half-duplex interface |
| Power Supply: | 12 VDC |
| Consumption: | ≤ 10 W |
| Working Temperature: | -10 oC ~+55 oC |
| Working Humidity: | 10% ~ 90% |
| Chassis: | Standalone 1U chassis |
| Dimensions: | 315 × 230 × 45 mm (W × D × H) |
| Weight: | ≤ 2 kg (without hard disk or DVD-R/W) |
