| Model | DH-SD4223-H |
| Camera |
| Image Sensor | 1/4" EXview HAD CCD II |
| Effective Pixels | 976(H) × 582(V) / 976(H) × 494(V) |
| Horizontal Resolution | Color: 650TVL; B/W: 700TVL |
| Scanning System | Interlacing |
| Electronic Shutter Speed | 1/1s ~1/100,000s |
| Min. Illumination | Color: 0.01 Lux/F1.6, B/W: 0.001Lux/F1.6 |
| S/N Ratio | More than 50dB |
| Video Output | BNC(1.0Vp-p/75Ω), PAL / NTSC |
| Camera Features |
| Day/Night | Auto(ICR) / Color / B/W |
| Backlight Compensation | BLC / HLC / DWDR (Digital WDR) |
| White Balance | Auto, ATW, Indoor, Outdoor, Manual |
| Gain Control | Auto / Manual |
| Noise Reduction | 2D / 3D |
| Privacy Masking | Up to 24 areas |
| Digital Zoom | 16x |
| Lens |
| Focal Length | 3.9 mm~89.7mm (23x Optical zoom) |
| Max Aperture | F1.6~ F3.7 |
| Focus Control | Auto / Manual |
| Angle of View | H: 61.68° ~ 3.06° |
| Close Focus Distance | 100mm~1000mm |
| PTZ |
| Pan/Tilt Range | Pan: 0° ~ 360° endless; Tilt: 0° ~ 90°, auto flip 180° |
| Manual Control Speed | Pan: 0.1° ~ 250°/s; Tilt: 0.1° ~150°/s |
| Preset Speed | Pan: 300°/s; Tilt:200°/s |
| Preset | 80(DH-SD) , 255(Pelco-P/D) |
| PTZ Mode | 5 Pattern, 8 Tour, 5 Auto Scan, Auto Pan |
| Speed Setup | Human-oriented focal length/ speed adaptation |
| Power up Action | Auto restore to previous PTZ and lens status after power failure |
| Idle Motion | Activate Preset/Pan/Scan/Tour/Pattern if there is no command in the specified period |
| Protocol | DH-SD, Pelco-P/D (Auto recognition) |
| Auxiliary Interface |
| RS485 | 1 port |
| Alarm | 2/1 channel In/Out |
| General |
| Power Supply | AC24V/1.5A (±10%), DC12V optional |
| Power Consumption | 12W |
| Working Environment | -20ºC ~ 60ºC / Less than 90% RH |
| Ingress Protection | IP66 |
| Vandal Resistance | IK10 |
| Dimensions | Φ170mm×155mm |
| Weight | 1.5Kg |