When connected to an alarm system , the WS-280 is an effective crime deterrent and can easily work with other sirens in the same system. The unit can also work with other accessories such as remote controls, door/window contacts and PIR detectors on the same radio frequency to build an on-site alarm system.
| Specifications | |
| Power Supply | DC 12V 500mA |
| Backup Battery | 18650 3.7V 1200mAh rechargeable |
| lithium battery | |
| Maximum Alarm Current | ≤350mA |
| Static Current | ≤14mA |
| Wireless Receiving Distance | ≤80m (in open area) |
| Operation Condition | |
| Temperature | -10°C ~ +55°C |
| Relative Humidity | ≤80% (Non-condensing) |
| Maximum Siren Volume | 105dB |
| Batter y Standby Time | ≤3 days |
| Radio Frequency | 315MHz (±75KHz) |
| Housing Material | PC+ABC+ANTI-UV |
| IP Rating | IP 54 |
| Dimensions (L×W×H) | 245.2x227.5x72.4 mm |