| Video compression | H.264 |
| Analog video input | 4-ch |
| IP video input | 1-ch |
| | Up to 720P resolution |
| Video input interface | BNC (1.0 Vp-p, 75 Ω), PAL /NTSC self-adaptive |
| Audio compression | G.711u |
| Audio input | 1-ch, RCA (2.0 Vp-p, 1 kΩ) |
| Two-way audio input | 1-ch, RCA (2.0 Vp-p, 1 kΩ) (using the audio input) |
| HDMI/VGA output | 1-ch, resolution: |
| | 1080P: 1920×1080/60Hz, SXGA: 1280×1024/60Hz, |
| | 720P: 1280×720/60Hz, XGA: 1024×768/60Hz |
| CVBS output | 1-ch, BNC (1.0 Vp-p, 75 Ω), |
| | resolution: PAL: 704 × 576, NTSC: 704 × 480 |
| Encoding resolution | WD1 / 4CIF / 2CIF / CIF / QCIF |
| Frame rate | 25 fps (P) / 30 fps (N) |
| Video bit rate | 32 Kbps ~ 3072 Kbps, or user defined (Max. 3072 Kbps) |
| Audio output | 1-ch, RCA (Linear, 1 kΩ) |
| Audio bit rate | 64 Kbps |
| Dual-stream | Support; sub-stream @ CIF/ QCIF |
| Stream type | Video, Video & Audio |
| Synchronous playback | 4-ch |
| SATA | 1 SATA interface |
| Capacity | Up to 4TB capacity for each disk |
| Network interface | 1, RJ45 10M / 100M Ethernet interface |
| Serial interface | 1 RS-485 interface, half-duplex |
| USB interface | 2, USB 2.0 |
| Power supply | 12 VDC |
| Consumption | ≤ 10 W |
| Working temperature | -10 ºC ~+55 ºC |
| Working humidity | 10% ~ 90% |
| Dimensions | 315 × 242 × 45 mm |
| Weight (without hard disk or DVD-R/W) | ≤ 2 kg |
