STI 8 Series – 4CH 1080p Quad-brid DVR System

Supports HD-TVI / AHD / IP / 960H Analog cameras • Records up to 1 IP cameras • REAL-TIME Live • 1/16fps to Real-time frame rate Recording • iPhone Android App Available (Guarding Expert) • Dual Streaming • RS-485 for PTZ control • Free DDNS Support • EZVIZ Cloud P2P • 1 SATA (up to 6TB; 6TB EA.)

SKU: TVST-STI804 Categories: , , Tags: ,


STI series DVR (Digital Video Recorder) is a new generation recorder developed 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


  • Connectable to AHD, HD-TVI, network and analog cameras
  • Support connecting camera over coax
  • Support enabling H.264+ to ensure high video quality with lowered bitrate.
  • Provide HDMI, VGA and CVBS outputs, and simultaneous HDMI/VGA output at up to 1920 × 1080p resolution
  • One-key recording configurable
  • Redundant recording and holiday recording
  • Main stream and sub-stream parameters configurable for simultaneous recording
  • Support channel-zero encoding
  • Support 1080p lite mode enabled to realize the real-time 1080p lite and 720p lite resolution
  • instant playback for assigned camera in live view mode
  • Up to 4-ch synchronous playback at 1080p resolution
  • Playback at up to 256X speed
  • Main stream and sub-stream selectable for local/remote playback
  • Playback by smart-search (motion/intrusion/line crossing detection triggered recording)
  • Playback by VCA search
  • Customization of tags, searching and playing back by tags
  • Manual VQD (video quality diagnostic)
  • Supports locking and unlocking of video files
  • HDD quota and group management
  • One SATA interface
  • One self-adaptive 10M/100Mbps network interface
  • Supports access by EZVIZ Cloud P2P
  • Supports DDNS (Dynamic Domain Name System)


Video / Audio Input
Video compression H.264
Analog Video input 4 Ch
BNC interface (1.0Vp-p, 75Ω), supporting coaxitron connection
Supported HD-TVI input 1080p/25Hz, 1080p/30Hz, 720p/25Hz, 720p/30Hz, 720p/50Hz, 720p/60Hz
Supported AHD input 720p/25Hz, 720p/30Hz
IP video input 1 Ch
Up to 1080p resolution
Audio compression G.711u
Audio input/Two-way audio input 1 Ch, RCA (2.0Vp-p, 1KΩ)
Video/Audio output
CVBS output 1 Ch, BNC (1.0 Vp-p, 75Ω), resolution: PAL: 704 × 576, NTSC: 704 × 480
HDMI/VGA output 1920 × 1080/60Hz, 1280 × 1024/60Hz, 1280 × 720/60Hz, 1024 × 768/60Hz
Encoding resolution When 1080p Lite mode not enabled : 1080p(non-real-time)/720p/VGA/WD1/4CIF/CIF. When 1080p Lite mode enabled: 1080p lite/720p lite/720p/VGA/WD1/4CIF/CIF
Frame rate Main stream: 1/16 fps to Real time frame rate
Sub-stream: WD1/[email protected], CIF/QVGA/[email protected] time frame rate
Video bitrate 32Kbps to 6Mbps
Audio output 1 ch, RCA (Linear, 1KΩ)
Audio bitrate 64 Kbps
Dual-stream Support
Stream type Video, Video & Audio
Synchronous playback 4 Ch
Network Management
Remote connections 128
Hard Disk
SATA 1 SATA interface
Capacity Up to 6TB capacity for each disk
External Interface
Network Interface 1; 10M/100Mbps self-adaptive Ethernet interface
Serial interface 1; standard RS-485 serial interface, half-duplex
USB port 2 × USB 2.0
Power supply 12 VDC
Consumption (w/o HDD) equal or less than 15W
Working temperature −10°C to +55°C (14°F to 131°F)
Working humidity 10% to 90%
Chassis Standalone 1U chassis
Dimenstions (WxDxH) 315 × 242 × 45mm (12.4 × 9.5 × 1.8in)
Weight (w/o HDD) ≤2kg (4.4lbs)
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