| Video compression | H.264 |
| Analog and HD-TVI video input | 4-ch |
| | BNC interface (1.0Vp-p, 75 Ω) |
| Supported | 720P/25, 720P/30, 720P/50, 720P/60, 1080P/25, 1080P/30, CVBS |
| IP video input | 2-ch(up to 6-ch) |
| | Up to 2MP resolution |
| Audio compression | G.711u |
| Audio input | 4-ch |
| | RCA (2.0 Vp-p, 1 KΩ) |
| Two-way audio in | 1-ch, RCA (2.0 Vp-p, 1 KΩ) |
| HDMI / VGA output | 1920 × 1080 / 60 Hz, 1280 × 1024 / 60 Hz, 1280 × 720 / 60 Hz, |
| | 1024 × 768 / 60 Hz |
| CVBS output | 1-ch, BNC (1.0 Vp-p, 75 Ω), resolution: PAL: 704 × 576, |
| | NTSC: 704 × 480 |
| Encoding resolution | Main stream: 1080P / 720P / WD1/ VGA / 4CIF / CIF |
| | Sub-stream: WD1(non-real-time) / 4CIF(non-real-time) / CIF / QCIF / |
| | QVGA |
| Frame rate | Main stream: 1/16 fps ~ Real time frame rate |
| | Sub-stream: 1/16 fps ~ Real time frame rate |
| Video bitrate | 32 Kbps-10 Mbps |
| Audio output | 2-ch, RCA (Linear, 1KΩ, for VGA output and CVBS output respectively) |
| Audio bitrate | 64 Kbps |
| Dual-stream | Support |
| Stream type | Video, Video & Audio |
| Synchronous | 4-ch |
| Playback resolution | 1080P / 720P / VGA / WD1 / 4CIF / CIF / QVGA / QCIF |
| Remote connection | 128 |
| Network protocols | TCP/IP, PPPoE, DHCP, EZVIZ Cloud P2P, DNS, DDNS, NTP, SADP, |
| | SMTP, SNMP, NFS, iSCSI, UPnP™, HTTPS |
| Type | 8 SATA interfaces for 8 HDDs; 1 eSATA interface |
| Capacity | Up to 4 TB capacity for each disk |
| Network interface | 2; 10M / 100M / 1000M self-adaptive Ethernet interfaces |
| Serial interface | RS-232, RS-485, Keyboard; |
| USB port | 3 × USB2.0 |
| Alarm in / out | 16 / 4 |
| Power supply | 100 ~ 240VAC, 47 ~ 63HZ |
| Consumption | ≤ 35W |
| Working temperature | -10 ºC ~+55 ºC (14 ºF ~ 131 ºF) |
| Working humidity | 10% ~ 90% |
| Chassis | 19-inch rack-mounted 2U chassis |
| Dimensions (W × D × H) | 445 × 470 × 90 mm (17.5 × 18.5 × 3.5 inch) |
| Weight | ≤8Kg (17.6 lb) |
