Model	WS-VS1802E	WS-VS1804	WS-VS2800	WS-VS3600E
IP Protection	IP66
Signal Format	PAL / NTSC
Image Sensor	1 / 4 inch Color CCD
Zoom Module	Sony New E Series FCB-EX48E(P)	Sony New E Series FCB-EX490E(P)	Sony New E Series FCB-EX985E(P)	Sony New E Series FCB-EX1020(P)
Resolution	550 TVL
S/N Ratio	Not less than 50DB
Illumination	0.02Lux	0.01Lux	0.0015Lux	0.01Lux
Day / Night	No	Yes
WDR	NO	YES	NO	YES
Optical Zoom	18X		28X	36X
Digital Zoom	12X
Lens	F1.4-F3.0 f=4.1-73.8mm		F1.35-F3.7 f=3.5-98mm	F1.6-F4.5 f=3.4-122.4mm
AGC	Auto / Manual
BLC	Auto / Manual
Pan/Tilt Speed	Pan: 0.05~220°/sec; Tilt: 0.03~140°/sec
Pan/Tilt Range	Pan: 0~360° continuous; Tilt: 0~90°, auto flip
Presets	100
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
Power Supply	DC12V