Compare HRSD4F250X with HRXD9C250 (2)
| Contact manufacturer | Contact manufacturer | |
| Channels |
4
|
9
|
| Storage Capacity GB |
250
|
250
|
| Image per second (IPS) |
120 NTSC / 100 PAL
|
240 (NTSC) / 200 (PAL)
|
| Monitor Outputs |
--
|
7
|
| Alarm I/O |
--
|
9 or 16 TTL programmable as NC or NO
|
| Compression Type |
--
|
JPEG
|
| Resolution |
--
|
720 x 576
|
| Signal Mode |
--
|
PAL/NTSC
|
| External Storage |
--
|
SCSI port to connect RAID storage device
|
| Audio Recording and Properties |
--
|
4 audio in RCA, 1 audio out RCA
|
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