1.420TV lines,  480TV lines and 520TV lines clear picture display
2.20m ir distance
4.Adopt professional IR lens - excellent image quality at night
5. Reasonable price ,high quality be used all over the world .
Please contact for more detailed from lily Lee.

Model Name	BIRI-54	BIRI-42	BIRI-4142S
Image Device	1/3 SONY	1/3 SONY	1/4 SHARP
Resolution	540 TVL	420 TVL	420 TVL
Picture Elements	PAL:795(H)X 596(V)	PAL:500(H)X 582(V)
	NTSC:811(H)X 508(V)	NTSC:510(H)X 492(V)
IR Led	23pcs F 5 IR Led
IR Range	30M
Min. Illumination	0.05 L u x            0.1 L u x       0.5 L u x (IR Led On)
TV System	PAL/NTSC
Lens Furnished	3.6mm CS Lens (6mm is optional)
S/N Ratio	More than 48dB
White Balance	Auto
Video Output	1 V p -p  75 Ohms
Power Supply	DC12V±10%
Operation  Temperature	-10 ~ +50 degree RH95% Max
Dimension	Body: 63(W) x53(H) x84(D)mm
Weight	0.7kg