`-Excellent voice intelligibility and efficiency
Flange-mounted, reentrant type loudspeaker
Weatherproof design for indoor or outdoor use
Vandal-resistant, for applications in hostile environments
All-metal contruction with black enamel finish
15 watts max @ 70V or 25V
Weather-sealed variable-tap impedance selector switch
Power levels are: 15, 7.5, 3.6, 1.8, or 0.9 watts for 70V systems and 15, 7.0, 1.8, 0.9, 0.5, 0.25, or 0.125 watts for 25V systems
Screw terminals for fast and easy installation
Self-aligning, field replaceable diaphragm for easy field maintenance
Select flush or surface mount enclosure for installtion (each sold separately)
Heavy-duty cast aluminum grille and adapter ring for installation (each sold separately)