Digital video recorders (DVRs) Comparison: Dedicated Micros, Digital Express  (4)

Channels
16
4
4
4
Monitor Outputs
2
2
2
2
Alarm I/O
16 in
--
--
--
Storage Capacity GB
500
500
120
500
Image per second (IPS)
25
25
25
100
Compression Type
JPEG, MPEG-4
MPEG, JPEG, H.263
MPEG, JPEG, H.263
MPEG, JPEG, H.263
Resolution
720 x 512
768 x 576
768 x 576
768 x 576
Signal Mode
PAL / NTSC
PAL
PAL
PAL
External Storage
RAID
--
--
--
Colour Type
Colour / Monochrome
--
--
--

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