Main Feature:
1. Embedded linux system
2. Multi-language: English, Chinese, Russian ect.
3. Multi-video standards: PAL and NTSC
4. Each image quality can be independently adjusted
5. The volume of audio can be adjusted.
6. Support double display mode: Full and Quad.
7. Searching and playback: Time, recording event (alarm, motion detection), recording list.
8. Triplex: Preview, recording, playback, backup and network surveillance simultaneously
9. System can support panel, remote controller and mouse operate at the same time
10. Support rewind and fast forward playback by intervals different times
11. Network protocol: HTTP, DHCP, DDNS, PPPoE, Mail.
12. Support IE browser to remote view. Just download a small activeX file, not installing any software.
13. Support VGA output, display resolution adjustable. Connected to VGA display directly, getting more clear picture.
14. Support event log. Users can check the earlier
Sophisticated Network Functions: Remote surveillance, remote playback, remote recording, remote control DVR; IE embedded.
Various recording mode: Timer, motion detection, alarm, and Recording picture quality, resolution & recording frame rate configurable
Flexible Display mode: Full Screen, Quad
Multi-method searching: Time, Recording event (Alarm, motion detection), recording list
Triplex: Monitoring, recording and playback simultaneously.
Easy Backup: Through network software by scanning HDD and external USB1.1 devices
Remote View: Support IE browser and client software
Protocol: TCP/IP, DHCP, DDNS, PPPoE
Support remote menu setup
Support event log list
Support multi lever user management, user rights authourized
Support PTZ control with preset and auto-cruise
Support VGA output(optional), direclty connected to LCD.
Support USB mouse control
Support file management, delete or lock every recording file manually
Support mobile surveillance by smart phones
Low stream, long recording time. Continueously, real time record a month by 250GB

Specifications
Model: ST3104
Compression format: H. 264
Video input Composite: 1.0V p-p/75© , BNCx4
Video output Composite: 1.0V p-p/75© , BNCx2, S-video X 1, VGA X 1(Optional)
Display Resolution: 704*576 (PAL), 640*480 (NTSC)
Record Resolution: 352*288, 704*576 (PAL)
352*240, 704*480 (NTSC)
Display Frame Rate: 100FPS (PAL), 120FPS (NTSC)
Record Frame Rate: 100FPS, 25FPS(PAL)
120FPS, 30FPS(NTSC)
Audio input: -8dB --- 22k, RCA X2 (2CH record)
Audio output: -8dB --- 92dB, RCA X1
Alarm input: NO or NC, 4CH
Alarm output: NO or NC, 1CH
Record Mode: Manual / Sensor /Timer / Motion detection
Simplex/Duplex/Triplex: Triplex
Network Interface: RJ45 (LAN, INTERNET)
PTZ control: Yes
Communication port: RS485, USB1.1
Hard disk info: Support one HDD with no size limitation
Remote controller: Optional
Power supply: 12V
Dimension: 432x55x286mm