| MODEL | GSS-S550DN/N | GSS-S550DN/P |
| Image Sensor | 1/3″ Sony Super HAD CCD | |
| Total Pixels | NTSC : 811(H) × 508(V) | PAL : 795(H) x 596(V) |
| Scanning System | 2:1 interlace | |
| Scanning Frequency | 15.734KHz(H),59.94Hz(V) | 15.625KHz(H),50Hz(V) |
| Sync. System | Internal / Line Lock (AC24V Only) | |
| Resolution | 550 TV Lines | |
| Min. illumination | 0.1 Lux / F2.0 | |
| Video Output | 1.0 Vp-p Composite (75 Ω) | |
| S/N Ratio | More than 50dB (AGC off) | |
| Lens | C/CS Mount | |
| Gamma | r=0.05 ~1.0 Adjustable / USER | |
| Shutter Speed | NTSC : 1/60 ~ 1/100,000 sec | PAL : 1/50 ~ 1/100,000 sec |
| BLC | OFF/ BLC/ HSBLC | |
| Sens-Up | OFF / Auto (X2, X4, X8, X16, X32, X64, X128, X256) | |
| AGC | OFF/ Low/ Middle/ High | |
| Day&Night | True Day & Night with ICR Mechanism | |
| White Balance | ATW / PUSH/ PUSH-LOCK/Manual/ Indoor/Outdoor | |
| 3-DNR | OFF / ON(0~100 Level Adjustable) | |
| D-WDR | OFF/ Indoor /Outdoor | |
| IMAGE | Freeze/Mirror/ D-Zoom/Sharpness/ Color gain/ Gamma/ NEG.Image | |
| Motion Detection | Zone 4ea (Mask ON/OFF) | |
| Privacy Zone | Zone 8ea (Mask ON/OFF) | |
| Power Consumption | DC12V/AC24V, 210mA | |
| Operating Temperature | -10°C ~ +50°C | |
| Operating Humidity | 30% ~ 90% RH | |
| Storage Temperature | -20°C ~ +60°C | |
| Dimension | 65.1(W)×60.9(H)×118.9(D) | |
| Weight | Approx. 242g | |
