The Ajax CurtainCam Outdoor HighMount (PhOD) Jeweller detects intruders moving through a protected area and reports to the Ajax hub. It is wireless, using Ajax's encrypted two-way Jeweller radio.
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Key specifications
| Jeweller communication technology | Proprietary wireless communication technology to transmit commands, alarms, and events. Key features: Two-way communication.; Advanced sabotage protection.; … |
|---|---|
| Frequency bands | 866.0–866.5 MHz 868.0–868.6 MHz 868.7–869.2 MHz 905.0–926.5 MHz 915.85–926.5 MHz 921.0–922.0 MHz Depends on the sales region. |
| Maximum effective radiated power (ERP) | up to 25 mW Automatic power control to reduce power consumption and radio interference. |
| Radio signal modulation | GFSK |
| Radio communication range | up to 1,690 m Between the device and a hub (or a range extender) in open space. |
| Encrypted communication | All stored and transmitted data is protected by block encryption featuring a dynamic key. |
| Frequency hopping | To prevent radio interference and jamming. |
| Wings communication technology | Proprietary wireless communication technology to transmit large data packets. Key features: Two-way communication.; Advanced sabotage protection.; Block encr… |
| Sensitive elements | 2 × PIR sensor 1 × K-band microwave sensor Operating frequency: 24 GHz. |
| Motion detection distance | up to 15 m When installed at a height of 6.6–4 m. Depends on the sensitivity level adjusted in the device settings. |
| Main motion detection zone angles | horizontal: 7° vertical: 73° |
| Pre-alarm motion detection zone angles | horizontal: 43° vertical: 88° To catch an intruder on photos, the device can start taking photos when a threat is detected in the pre-alarm detection zone. H… |
| Motion detection speed | from 1.0 to 2 m/s The detector sensors should be directed perpendicular to the expected intrusion path into the facility. |
| Sensitivity | 3 levels Adjusted by a PRO or a user with admin rights in Ajax apps. |
| False alarm prevention | SmartDetect Software algorithm. |
| Temperature compensation | Effective motion detection at temperatures from -25 °C to 60 °C. |
| Photo by alarm | The built-in camera activates if the detector is armed and motion is detected. |
| Photo on demand | A user takes pictures at any time or when the detector is armed (depending on settings). The feature is disabled by default. |
| Photo by scenario | The detector takes pictures automatically when other Ajax detectors are triggered. The feature is not configured by default. |
| Photo by schedule | The detector automatically takes photos at the specified time. The feature is not configured by default. |
Specifications are the manufacturer’s published figures.







