Digital video recorders (DVRs) Comparison: Geovision, Ernitec  (4)

Channels
1
4
16
4
Storage Capacity GB
80
250
800
80
Image per second (IPS)
16(PAL) / 20(NTSC)
25 (PAL)/30 (NTSC)
100 fps over all cam
up to 25
Compression Type
Wavelet, MPEG-4
MPEG-4
JPEG
MJPEG
Resolution
640 x 480
720 x 576
640 x 480
720 x 288
Signal Mode
PAL / NTSC
PAL, NTSC
--
PAL
Monitor Outputs
--
2
--
1
Alarm I/O
--
4 in, 1 out
16 in, 2 out
4 in, 2 out
External Storage
--
USB
CD-RW
CF/SD Card
Audio Recording and Properties
--
4 RCA inputs; 1 RCA output
1 in
--
Colour Type
--
Colour
Colour
--

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