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Model	SD-IR1800 SD-IR1800-array	SD-IR1803 SD-IR1803-array	SD-IR2600 SD-IR2600-array	SD-IR3600 SD-IR3600-array
Camera
Signal Format	PAL / NTSC
Image Sensor	1/4 Inch SONY EXVIEW CCD
Effective Pixels	PAL: 752 (H)*582 (V)
	NTSC: 768 (H)*494 (V)
Horizontal Resolution	480TVL			530TVL
S/N Ratio	Better than 50dB
Illumination	1.0Lux/F1.4	0.7Lux/F1.4(Color)	1.0Lux/F1.6(Color)	1.4Lux / F1.4 (Color)
		0.01Lux/F1.4(B/W)	0.01Lux/F1.6(B/W)	0.01Lux / F1.4 (B/W)
Day / Night	No	Yes
Optical Zoom	18X	18x	26X	36X
Digital Zoom	12X
Lens	F1.4-F3.0	F1.6-F3.8	F1.6-F3.8	F 1.6-4.5
	f=4.1-73.8mm	f=4-88mm	f=3.5-91mm	f=3.4-122.4mm
Privacy Mask	8 zones
White Balance	Auto / Manual / ATW / Indoor / Outdoor
AGC	Auto / Manual
BLC	On / Off
Angle of View	48-2.8degree(Wide-Tele)		48-1.6degree	57.8-1.7degree
			(Wide-Tele)	(Wide-Tele)
Min. Working Distance	10-800mm (Wide-Tele)		10-1500mm(Wide-Tele)
Aperture Range	F1.4-F3.0		F1.4-F3.8	F1.6-F4.5
Dome Drives
Pan Range	360degree endless
Pan Speed	Pan Manual Speed: 0.2 to 80degree /s
	Pan Preset Speed: 100degree /s
Vertical Range	90degree (Auto Flip )
Tilt Speed	Tilt Manual Speed: 0.2degree to 80degree /s,
	Tilt Preset Speed: 100degree /s
Number of Preset	128
Patrol	6 cruise track, each track up to 16 presets
Pattern	4 patterns
Parameter Restore	Support
Park Action	Preset / Cruise / Pattern / auto scan
PTZ Position Display	On / Off
Alarm input	6
Alarm output	2
General
Comm. Port	RS485
Protocols	Pelco-D,Pelco-P, etc.
Baud Rate	2400bps, 4800bps, 9600bps
Working Temperature	-35 to 55degree
Humidity	<90%
Protection Level	IP66 standard
	lightning protection, surge protection and voltage transient protection
Anti-shock	>=4G
Power Supply	DC10.5 to DC18V (3.5A Car power); AC24V (2.5A)
Dimension	287(mm)*218(mm);
Weight	about 6kg
Dimension	Wall mount: Diameter240(mm)268(mm); Ceiling mount: Diameter210(mm)215(mm)
Weight	Wall mount: 7kg; Ceiling mount: 6kg