USB Modules Specifications
| Model | Resoluton | Frame Rate （fps） | Video Color | Minimum illumination （lx） | detector | HD R(dB) | Data lnterfece | Consumpti o（w） | Module Size （mm） |
| NHM5602U-20C | 1280*1024 | 25/30 | True Color | 0.003/F1.0 | 1/1.8inch | 120 | USB 2.0 | ≤1.25 | 20*20*30 |
| NHM5602U-20B | 1280*1024 | 25/30 | Black And White | 0.001/F1.2 | 1/1.8inch | 120 | USB 2.0 | ≤1.37 | 20*20*30 |
| NHM5658U-20C | 1920*1080 | 25/30 | Black And White | 0.008/F1.2 | 1/2inch | 120 | USB 2.0 | ≤1.55 | 20*20*30 |
| NHM5602B-3812 | 1280*1024 | 50 | Black And White | 0.001/F1.0 | 1/1.8inch | 120 | USB 2.0 | ≤1.55 | 38*25*12 |