

STI series DVR (Digital Video Recorder) is a new generation recorder developed by Hikvision independently which can connect HD analog/network cameras and Coaxitron cameras and provide powerful surveillance. Combined with multiple advanced technologies, such as audio and video encoding & decoding technology, embedded system technology, storage technology, network technology and intelligent technology. It can both work alone as a recorder and cooperate with other devices to build a comprehensive surveillance system. This series DVR are widely applied in the areas of finance, public security, military, communication, transportation, education, etc.
| Video/Audio Input | |
| Video Compression | H.264 |
| Analog & HD-TVI Video Input | 32Ch |
| Supported Camera Types | 720P25, 720P30, 720P50, 720P60, 1080P25, 1080P30, CVBS |
| IP Video Input | 8-ch (up to 32-ch) Up to 2MP Resolution |
| Audio Compression | G.711u |
| Audio Input | 1-ch, RCA (2.0 Vp-p, 1 KΩ) |
| Two-way Audio In | 1-ch, RCA (2.0 Vp-p, 1 KΩ) |
| VIDEO/Audio Output | |
| HDMI/VGA Output | 1920 × 1080 / 60 Hz,1280 × 1024 / 60 Hz, 1280 × 720 / 60 Hz, 1024 × 768 / 60 Hz |
| Encoding Resolution | Main stream: 1080P(non-real-time) / 720P / VGA / WD1 / 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-6 Mbps |
| Audio Output | 1-ch, RCA (Linear, 1KΩ) |
| Audio Bitrate | 64 Kbps |
| Dual Stream | Support |
| Stream Type | Video, Video & Audio |
| Synchronous Playback | 32Ch |
| Playback Resolution | 1080P / 720P / VGA / WD1 / 4CIF / CIF / QVGA / QCIF |
| Network Management | |
| Remote Connections | 128 |
| Network Protocols | TCP/IP, PPPoE, DHCP, DNS, DDNS, NTP, SADP, SMTP, SNMP, NFS, iSCSI, UPnP™, HTTPS |
| Hard Disk | |
| SATA | 4 SATA interfaces for 4 HDDs; 1 eSATA interface |
| Capacity | Up to 4TB capacity for each disk |
| External Interface | |
| Network Interface | 1; 10M / 100M / 1000M self-adaptive Ethernet interface |
| Serial Interface | RS-232, RS-485, Keyboard |
| USB Port | 3 × USB2.0 |
| Alarm in / out | 16 / 4 |
| General | |
| Power Supply | 100 ~ 240VAC, 47 ~ 63HZ |
| Consumption (without hard disks) | ≤ 65W |
| Working Temperature | -10 °C ~+55 °C (14 °F ~ 131 °F) |
| Working Humidity | 10%~90% |
| Chassis | 19-inch rack-mounted 1.5U chassis |
| Dimensions (W x D x H) | 445 × 390 × 70mm (17.5 × 15.3 × 2.7 inch) |