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| MODEL | QH-IR283 | QH-IR284 |
| Image Sensor | 1/3" Sony Color CCD | 1/4" Sony Color CCD |
| Horizontal Resolution | 420TV Lines | 420TV Lines |
| Signal System | PAL/NTSC | |
| Picture Pixels | PAL: 752(H) X 582(V), NTSC: 768(H) X 494(V) | |
| LED No. | 28PCS | |
| Ranging Distance | 60-80m | |
| Infrared Wavelength | 850nm | |
| Sync System | Internal Synchronization | |
| S/N Ratio | >48dB | |
| Lens | two fixed IR lens, mount 16mm | |
| Electronic Shutter | PAL: 1/50 -1/100,000 Sec, NTSC: 1/60 -1/100,000 Sec | |
| Gamma Collection | r=0.45 | |
| White Balance | AUTO | |
| BLC | AUTO | |
| AGC | AUTO | |
| Minimum Illumination | 0Lux (IR ON) | |
| Video Output | 1.0Vp-p, 75Ω | |
| Power Supply | DC12V | |
| Operation Temperature | -10~+50 | |
| Dimension | Φ185mmx105mm | |
| others | Water-proof Metal Case with Anti-reflection glass, double CCD | |