SPW-210 BL is a siren with acoustic signaling, designed for indoor installation and provided with piezoelectric transducer. There are three types of modulated tones with 120 dB intensity to choose from. The loud signal ensures good audibility over a large area, e.g. in warehouses, production halls, parking lots inside buildings, etc. Enclosure of the siren is made of polycarbonate, thus ensuring high mechanical strength and aesthetic appearance of the device that remains unchanged over time. The siren is provided with tamper protection against opening or tearing off the wall. This model complies with the EN 50131-1 requirements for Grade 2 security.