professional USB DVR box with factory manufacture
Mine manufacture USB DVR video capture card for many years, so we canDVR
FEATURES
4 channels video input in one card, the maximum display/recording rate is 25 fps under PAL format, and 30 fps under NTSC format.
4 screen display modes are available. Multi alarm triggering method: sensor, motion, video loss, and HDD space shortage. Support schedule recording mode, recycling recording method available. MPEG4 video compression format. 5 level recording quality options available, and the recording frame rate range from 1 to 30 fps adjustable for each channel. Support multi-channel playback, searching by time/date and recording events, images can be zoom/capture/save/print/backup. connects functions
SPECIFICATIONS¡¡
Input Type | BNC |
Video Input | 4 Cams |
Audio Input | 4 Ch PC Audio |
Video Output | 1 Ch VGA Video Output |
Display Rate | 25 fps (PAL), 30fps (NTSC) |
Recording Rate | 25 fps (PAL), 30fps (NTSC) |
Compression Format | MPEG4 |
Video Resolution | 704x576,352x288(PAL) 640x480,320x240(NTSC) |
Recorder Media | HDD, USB Disk, ZIP, CD-R/W |
Record Mode | Motion/Sensor/Schedule/Manual |
Network | TCP/IP |
I/O Device | 4 Ch Hi/Low Input, 1 Ch Relay Output |
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USB DVR 4channel box