uses radiowave technology also.
| Make | Esser |
|---|---|
| Manufacturer | Esser |
| Model code | Vex KORR |
| PIR Detectors | Yes |
| Dual/ Quad Technology | Dual Technology Detectors |
| Coverage/ Range m | 30 |
| Indoor/Outdoor | Outdoor |
| Wall/Ceiling Mount | Wall |
| Additional info | uses radiowave technology also. |