EWS2 Outdoor wireless siren
Wireless outdoor siren, the EWS2 can be simply programmed to the EPIR2 to give a loud audible signal & visual when an alarm situation has occurred.
Battery type: 1.5V Alkaline AA type
Number of batteries: 4
Battery operation time: 18 months
Radio transmitter-receiver frequency: 868 MHz
Range of Operating Temperatures: -30...+55°C
Radio communication range: 30 meters in premises; 150 meters in open areas