IP camera support
Up to 32 channels
Real-time (30 fps) 4CIF or D1 on all channels
Up to 4.5 TB storage
H.264 hardware compression
Lowest List Price
Source of info	Airship	Google Product Search 07/17/07, American Dynamics	Pelco	Google Product Search 05/10/07, Honeywell	Google Product Search 05/10/07, Bosch

And that's just the SD Series (Our HD Series and HD Plus Series DVRs have all the same features, with higher camera counts, RAID 5 or 6, and greater storage capacities). Let's look at the SD Series a different way, with all the numbers:

Maximum channels at CIF resolution	32	16	32	32	30
Maximum frame rate	960	480 (2CIF)	480	480	450
Maximum storage	4.5 TB	2 TB	3 TB	2 TB	1.6 TB
Encoding technology	H.264	MPEG-4	MPEG-4	MPEG-4	MPEG-4
List Price	Under $12,000		$14,000	$17,000	$12,499
Source of info	Airship	Google Product Search 07/17/07, American Dynamics	Pelco	Google Product Search 05/10/07, Honeywell	Google Product Search 05/10/07, Bosch

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