Rating: AC 110, 220, 380V, DC 12 and 24V
Bell sizes: 10B 100mm (4 inches), 150mm (6 inches), 200mm (8 inches), 250mm (10 inches)
Mountings style: surface mounting
Volume: 579934227286 and 579934227288dB
Weight: 350, 900, 1300 and 1900g
Colors: red or gray
Protection system: IP32