... speed dome cameraFeature:1, 27X zoom camera, color to B/W , with IR-CUT switch, realize IR lamp control and ... Upgraded)Image sensor1/4" CCDSignal modelPAL/NTSCHorizontal resolutionColor: 540TVL, B/W:600 TVLEffective pixel752(Horizontal)x 582(Vertical)Minimum illumination0LUX(with ... IR), Color to B/W, with IR-CUT functionS/N radio ≥50dB(Enhanced)Backlight ...