User Manual for Commercial Series Net DVR
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Appendix C Specifications
Model name QSD42208 QSC26408 QSC26416
Video compression H.264
Preview resolution 4CIF real time (PAL: 704*576, NTSC: 704*480)
Playback resolution (QSD422408 also has 2CIF) CIF/QCIF real time
Video input 8 8 16
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 (No audio on QSD42208)
Max bit rate 32Kbps--2Mbps, self-define
Audio input 0 8 16
BNC (2.0Vp-p, 1kΩ)
Main audio output (None on QSD42208)1 channel, BNC (Linear Electrical Level, 600Ω)
Aux audio o utput --
1 channel, BNC (Linear Electrical Le vel, 600
Ω)
Audio compression (No audio on QSD42208) 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 8 8
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,
1024×768/60Hz
External alarm in 16 16 16
Relay output 4 4 4
Power supply 100~240VAC, 6.3A, 50~60Hz
Power consumption 20－42W (without HDD and CD-R/W)