Indoor IR Dome Color Camera. 1/3¨ Super HAD CCD. 540 TV Lines, HQ-1 SIRD24-754 Models. 420 TV LinesSIRD24-742 Models. Built-in 24 IR LED. 4.3mm or 6.0mm Standard Lens Made with double glass to avoid halos and blurs). 0.4 Lux @ F2.0 (w/o IR) All SIRD24 Models (Color mode auto switches to B/W under 1.0 Lux) SIRD24-754 Models. IR Distance 30~50ft / 10~15m. 12V DC.