The high resolution image produced by security camera type SVV-54IRC40L560, no other reasons is because SVV-54IRC40L560 has been completed with 48 units infrared LED 20.000hrs 850nm , iris Lens of A spherical 2.8~10mm DC Auto , and a total pixel from 410.000 to 470.000 pixel and night view mode by  45m indoor and 25 m outdoor CCD. All these features, SVV-54IRC40L560 are the main secret of the vivid sharp picture produced by SVV-54IRC40L560 is the best choice for video surveillance.  What makes SVV-54IRC40L560 be more advanced is because SVV-54IRC40L560 is rainproof, damp proof, water resistant and it is vandal proof. SVV-54IRC40L560 can operate in within 90% RH, with temperature operation from -20ºC to 50ºC. SVV-54IRC40L560 works in dual Power (AC 24V/DC 12V), and 1m BNC, AC Cable system.  SVV-54IRC40L560 has over 540 TV lines with SONNY HQ1 DSP Built-in, 1/3″ SONY super HAD CCD image sensor, and removable ICR-IR Cut filter, made SVV-54IRC40L560 as a true day and night CCTV. The video output of SVV-54IRC40L560 is 1.0Vp-p Composite Video At 75ohm, SVV-54IRC40L560 supports NTSC/ PAL TV system. SVV-54IRC40L560 has minimum illumination of 0.005Lux 5600 K F2.0 / 0.0001Lux (IR LED On) , and supporting white balance system with ATW (2500~10000K)  white balance range The gamma correction is 0,45.