The RS400i is a 4-inch, two-way ported speaker with an open-ceiling enclosure design that delivers effective low-end response (76 Hz) and 125º off-axis performance (2 to 10 kHz, independently verified). SoundTube’s proprietary BroadBeam® waveguide tweeter system delivers consistent high-performance audio across the operating bandwidth. 

FEATURES

• - Patented BroadBeam® waveguide technology delivers a consistent dispersion pattern for maximum intelligibility and edge-to-edge coverage (up to 10 kHz, independently verified).
• - One 4.0 inch (102 mm) polypropylene woofer and one 1.0 inch (25 mm) convex titanium tweeter with FerroFluid cooling. 
• - Weatherized components for indoor and outdoor applications.
• - Includes UL listed hanging hardware with adjustable galvanized steel cables and integrated SpeedClamp™ self-locking cable grip for fast, easy and secure installation.
• - Also includes Euroblock connector and terminal weather boot. 
• - Patented ZeroReflection™ enclosure technology for optimal sound reproduction and cabinet rigidity.  Easy access five-position selectable tap switch for 25-, 70.7- and 100-volt applications with transformer bypass position simplifies ordering and inventory tracking. 
• - Steel grille with protective powdercoated finish for lasting durability. 
• - Average sensitivity of 82.5 dB offers high-output capabilities and reduced amplification costs. 
• - UL 1480 (UEAY) approved. 
• - High-quality black or white paint finish. Custom paint colors optional.

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