User Manual for Commercial Series Net DVR
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Working temperature 14 F—131 F
Working humidity 10％--90％
Size 19” Standard (17.25(W)*18(D)*3.75(H))
Weight ≤18 Lbs (without HDD and CD-R/W)
QSF2648008/QSF2648016 (Enterprise Series)
Video compression H.264
Preview resolution 4CIF real time (PAL: 704*576, NTSC: 704*480)
Playback resolution 4CIF/DCIF/2CIF/CIF/QCIF real time
Video input 8/16 channels BNC (1.0Vp-p, 75Ω)
Main video output 1 channel, BNC (1.0Vp-p, 75Ω)
Aux video output 1 channel, BNC (1.0Vp-p, 75Ω)
Frame rate PAL: 1/16—25FPS, NTSC: 1/16—30FPS
Stream type Video/ Video&Audio
Max bit rate 32Kbps--2Mbps, self-define
Audio input 8/16 channels BNC (2.0Vp-p, 1kΩ)
Main audio output 1 channel, BNC (Linear Electrical Level, 600Ω)
Aux audio o utput 1 channel, BNC (Linear Electrical Level, 600Ω)
Audio compression OggVorbis, 16Kbps
Voice talk 1 channel, BNC (Linear Electrical Level, 1KΩ)
Communication interface 1 RJ45 10M/100M Self-adaptive Ethernet Interface
1 RJ45 RS232 Port
RS-485 Port 1 Port (T+, T-, R+, R-)
Keyboard interface 1 Port (D+, D-)
SATA interface 8 SATA interfaces, max support 8 SATA HDD. Each HDD can max
support 2000GB
USB interface 1 USB interface, USB1.1, can support USB flash memory, USB HDD,
USB CD-R/W, USB DVD or USB mouse.
VGA interface 1 VGA interface, support resolution: 800×600/60Hz, 800×600/75Hz,