Model	IS-NT1801	IS-NT1803	IS-NT2600	IS-NT3600	IS-NT2300
Video Compress	MPEG-4, H. 264
Transfer Speed	PAL: 25fps, NTSC: 30fps
Network Interface	10/100Mbps (RJ45)
Comm. Protocol	UDP/IP, TCP/IP, HTTP, ARP, FTP, DHCP, DNS, PPPoE, DDNS
Max Users	100
Signal Format	PAL / NTSC
Image Sensor	1/4" CCD
Resolution	480TVL			530TVL	480TVL
S/N Ratio	Not less than 50DB
Illumination	1Lux	0.01Lux
Day / Night	No	Yes
Optical Zoom	18X		26X	36X	23X
Digital Zoom	12X				8X
Lens	F1.4-F3.0		F1.6-F3.8	F1.6-F4.5	F1.6 - F3.7
	f=4.1-73.8mm		f=3.5-91mm	f=3.4-122.4mm	f=3.6-82.8mm
AGC	Auto / Manual
BLC	Auto / Manual
Pan/Tilt Speed	Pan: 0.05~400° /sec; Tilt: 0.03~240° /sec
Pan/Tilt Range	Pan: 0~360° continuous; Tilt: 0~90°, auto flip
Presets	256
Auto Cruise	Auto switch from 1 to 30 preset positions sequentially
Pattern Scan	4 routes of pattern scan
Comm. Port	RS485
Baud Rate	1200bps, 2400bps, 4800bps, 9600bps, 19200bps
Operating Temp	-25° C ~ +70° C (w/o heater) / -50° C ~ +70° C (with heater)
Power Supply	DC12V / DC24V / AC24V
Power	20W (w/o heater) / 50W (with heater)