| Model No. | KD-420S-C1003A | KD-420X-C1003B |
| Image sensor | Sony 1/3" CCD | Sharp 1/4" CCD |
| Effective Pixels | PAL 500H×582V NTSC 510H×492V | |
| Single System | PAL/NTSC | |
| Horizontal Resolution | 420TVL | |
| Minimum Illumination | 0.8Lux/F1.2 | 1 Lux/F1.2 |
| S/N Ratio | More than 48dB | |
| Video Output | 1.0Vp-p/75Ω | |
| AGC | Auto | |
| White Balance | Auto | |
| Backlight Compensation | Auto | |
| Exposure Mode | EE | |
| Electronic Shutter | 1/50(1/60) - 1/100000 sec | |
| Gamma Correction | 0.45 | |
| Sync.System | Internal Synchronization | |
| Lens | 3.6mm(standardï¼Â | |
| Power Supply | DC12V±5% | |
| Operation Temperature | -20---50degree | |
