420TVL Sony CCD CCTV Waterproof IR Camera
| Model NO | GT-W491i | ||
| Image Sensor | 1/3" Sony 633 CCD | ||
| Pixel | PAL:752×582 NTSC:768×494 | ||
| Horizontal Resolution | 420TVL | ||
| Signal System | PAL / NTSC | ||
| Scanning System | 2:1 interlaced scan | ||
| Mini. Illumination | 0LUX (IR ON) | ||
| sync system | internal | ||
| s/n ratio | 48 dB | ||
| electronic shutter | PAL:1/50-1/100,000sec;NTSC:1/60-1/100,000 | ||
| gamma correction | 0.45 | ||
| Video Output | 1 Vpp,75 Ohms | ||
| AGC | Auto | ||
| Lens | 4mm lens | ||
| IR LED | 48 pcs Φ5 | ||
| IR Distance | 40M Infrared LED ON | ||
| Power | 12VDC(+/-10%) | ||
| Current | 300mA | ||
| Working Temperature | -10-45℃ | ||