•Weatherproof and rugged construction.
•High SPL, crisp penetrating sound.
•Voice coils precision-wound on an aluminium bobbin for efficient heat dissipation.
•Model AU-40®XT has a built-in 100V transformer with easily selectable power taps/impedance by changing the position of the rotary switch at the rear.
•Degree of protection IP 66 provided, when mounted on a reflex horn, against foreign particles such as dust and jets of water thus making them ideal for outdoor use. Meets EN 60529.
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