Model	BS-893D	BS-893C	BS-893B	BS-893A	BS-893F	BS-893I
Pickup device	1/3-inch Sony CCD				1/4-inch Sony CCD	1/4-inch Sharp CCD
Number of pixels	PAL:512(H)x582(V) NTSC:512(H)x492(V)		PAL:512(H) X 582(V)NTSC:512(H) x 492(V)
System of signal	PAL/NTSC
Horizontal resolution	520TV Lines	480TV Lines	450TV Lines	420TV Lines
Minimum illumination	0Lux/F1.2(IR Open)
Lens mount	8.5-51mm (motorized iris lens)
Backlight compensation	Auto
Electronic shutter	1/50(1/60)~1/100,000sec
AGC	Auto
White balance	Auto
S/N Ratio	>48dB
Gamma correction	>0.45
Operation temperature	-20degree~50degree
Sync system	Internal
IR View distance(m)	40-80m
Video output	1.0v p-p /75 ohm
Power consumption	AC220V,<20mA
Dimension(mm)	230(L) x 130(W) x 154(H)
Weight(g)	2450(g)