Economical Stand alone DVRs, 4ch CIF real time, MJPEG, suppport VGA, USB, PTZ, mouse control, cost-effective for home security.
YS-2704 Standalone DVR

Video Input: 4 xPAL/NTSC
Video Output: 1x TV and 1 x VGA out (Option)
Displaying Speed: NTSC:120 FPS(4 x 30 FPS); PAL:100 FPS(4 x 25 FPS )
Recording Speed NTSC: 30 FPS 4 x 30=120FPS; PAL:25 FPS 4 x 25=100FPS
Compression:Motion-JPEG
VGA Display
Recording Mode: Manual, Scheduling, Alarm, Motion &Detection;
Image Quality High, Middle, Low are selectable
Recording Resolution 704 x 240,352 x 240(NTSC) 704 x 288, 352 x 288(PAL)
Video Quality: NTSC: 1~120fps; PAL: 1~100fps
Remote control/mouse control
OS: Embedded Linux
Local storage: Support 1 X  1000GB or above SATA HDD
Language:  English, Russian, Japanese, Thai, Italian Chinese

Product Feature
1. Adopted with GM8180 SOC chip, in-built with ARM9 CPU core, with high speed, high integration, low power consumption, small but complete in function.
2. Adopted with Linux real time operation system, with strong flexibility, strong network transmission ability and stability.
3. Enhanced H.264 algorithm (main profile ) , 4 times of normal H.264 algorithm compression, makes compression files as small as 60% of those by normal H.264, especially suitable for network transmission.
4. Window and graphic interface are user friendly and easy to operate, with menu note function, can be controlled by mouse, front panel, remote controller etc.
5. Preview in D1, support motion detection, OSD, realtime listening in.
6. Support 4 channel video and audio playback realtime, support file fast playback,fastward, play etc.
7. Support max. 1x1.5T SATA HDD, support USB 2.0 for backup, CD-writer.
8. Video files could be searched by video type, time, date etc.
9. Auto screen saver, to save energy.