| Model/TV system | RFKB-Ex PAL/NTSC |
| Explosion-proof marks | Ex dⅡC T6 Gb/ Ex tD A21 IP68 T80℃ |
| Electrical connections | Composite cable output |
| Image sensor | 1/4" Sony CCD |
| resolution | 480/600 TVLine |
| Minimum illumination | 0.01Lux |
| Lens | 22×ZOOM f=3.9~85.5mm |
| Digital variable times | 10 × (can be added according to customer requirements) |
| Power supply voltage | DC12V/ AC220V optional |
| Working current | ≤400mA |
| Signal to noise ratio | >50dB |
| Environment temperature | -25℃~+70℃ |
| Atmospheric pressure | 86~106KPa |
| Relative humidity | ≤95%RH(+25℃) |
| Overall dimensions | ¢113mm ×380 mm(long) |
| Inside diameter size | ¢105mm ×275 mm(long) |
| Output hole specification | G 1/2 " * 2个 |
| Installation | Yuntai, fixed bracket, etc |
| Weight | ≤8Kg |