9 – 15 VDC
10 mA 270 mA
9V/ 180mAh, dahili
Maksimum ses çıkış gücü
-30°C ÷ +70°C
SR 300B is an outdoor piezo siren. The siren has blue flash indication and selectable loudness levels. SR 300B is equipped with inner metal casing and bidirectional tamper for higher protection.
SR 300B has a flat plastic cover, which is especially suitable for company sticker or logo.
Some models of the siren comes with built in NiMH battery (9V/ 180mAh).