Boundary horn system for security alarm systems in traffic tunnels according to the SLASS principle.
Full metal, seawater proof aluminium respectively stainless steel construction,
100 V / 140 dB (peak), according to RAPT,
200 mm height, back lobe attenuation > 40 dB, Neodymium driver, grey colour,
V4A mounting hardware according to RAPT specs optionally available.