Company: ChengYu Technology Development Co.,Ltd. Contact:sales887 at chengyu dot biz  chengyu dot biz Features: Based on advanced real-time compression technology, V8 series DVR cards integrate multiple functions into one system, such as surveillance, digital recording, remote video transmission, motion detection, alarm detection, alarm linkage, electronic map and intelligent searching for recorded files, etc. They have brought great innovation to traditional analog video surveillance area, such as better video quality, longer recording time, and further ranging of applications. Now it's possible that customers view and control videos remotely through the Internet. This digital video recording system can be widely applied to banks, postal service system, armies, electricity service system, prisons, travel system, shopping malls, factories, families and so on. Specification: Compression: MPEG 4 / H. 264 Video Input: 16 channel per card. Stackable 32 channels at most Video System: PAL/NTSC Video Output: VGA display and TV out Resolution: CIF (352x288), QCIF (176x144) Audio Input: 1 channel from sound card Frames: 100fps (PAL) 120fps (NTSC) at most Code Output: 2kbps-1000kbps (CIF) or 70kbps-4000kbps (QCIF) Display: Full screen or 1/4/6/9/10/13/16/25/32 split screens Picture Adjustment: Adjust Brightness/Contrast/Hue/Saturation independently Alarm I/O: Not available temporarily Network: PSTN/ISDN/DDN/ADSL/LAN Operation System: Windows 2000 / XP TV Output: Rotational TV output from each channel Hardware Watchdog: System will reboot automatically Recording Safety: Recorded files are watermark protectedd Function: 1. Adopt advanced MPEG-4 / H264 compression technology to realize real time recording; 2. Flexible configuration, 1-32 channels of videos selectable; Special color management, color of each video is adjustable; 3. Complete settings of surveillance mode, to realize auto surveillance and recording; 4. Freely change the sequence of the videos; 5. Electronic map and alarm pop-up modes; When alarm is triggered, the linked cameras (pictures) will flicker accordingly; 6. Video shielding function; Administrator can set some important locations to be "Unauthorized". Then even if the videos are recorded, users cannot see or playback the relative videos; 7. Intelligent search in recorded files; 8. Motion detection settings; 9. Direct PTZ / Lens settings from the software interface; 10. Software support screen lock and auto log-off; 11. Real time voice recording; 12. Powerful surveillance functions over internet; 13. Remote control of PTZ / Lens, remote surveillance and recording, remote playback of recording files from the server; 14. Support two way conversations from Server side to Client side; 15. Support setting multiple levels of rights to different