SoundTube SM400i Surface Mount Speaker in White
The SM400i is a 4-inch, coaxial, ported speaker with a low-profile surface mount enclosure design for indoor/outdoor applications that delivers a consistent dispersion pattern (2 to 10 kHz, independently verified.) Mounting hardware isincluded and features a corrosion and theft resistant Stealth™ U-bracket for easy and secure installation.
Nearly invisible from sightlines, the Stealth™ U-bracket includes one way fasteners for tool-free, theft-resistant security. SoundTube®’s custom engineered driver and electro acoustic network deliver high performance sound in a cost-effective surface mount speaker design.
The SM400i speaker incorporates a five-position tap switch with transformer bypass position for simplified ordering and stocking. Corrosion and theft resistant U-bracket mount with safety cable, Euroblock connector, paint mask, terminal weather boot, and port plugs are icluded. Included port plugs can be used for added weather resisitance.
Color White Manufacturer’s Suggested Retail Price UPC 644216203307 Manufacturer SoundTube Manufacturer’s Category SMi Surface Mount Height 6.97 in / 177 mm Width/Diameter 9.68 in / 245.9 mm Shipping Weight 7.3 kg / 3.31 kg Carton Height 9.5 in / 241.3 mm Carton Length 11.75 in / 298.45 mm Carton Width 9.25 in / 234.95 mm Certifications CE, RoHS, UL1480A Enclosure Properties ABS Glass Fiber Reinforced, Injection Molded, Ported Enclosure Volume 154.7 cu in / 2535.08 cu cm Included Accessories Euroblock, Port Plug, Safety Cable, Terminal Weather Boot, U-Bracket Optional Accessories White Grille (GRL-SM400-WH)|White Bracket (AC-SM4-WH)|10″ Safety Cable (AC-SM-SC10)|White Weatherboot (WEATHERBOOT-S-WH)|Connector (EUROBLOCK) Source Inputs 4 Pin 5.08mm Euroblock Crossover Frequency 2.3 kHz Directivity Factor (Q) (Averaged 100Hz – 10kHz, @ 2kHz) 3.7 and 3.9 Directivity Index (DI) dB (Averaged 100Hz – 10kHz, @ 2kHz) 4.9dB and 5.9dB Frequency Response (± 10 dB) 76 Hz – 22 kHz Frequency Response (± 3 dB) 97 Hz – 22 kHz Grille Properties Aluminum, Powder-Coated Low Frequency Voice Coil 1 in / 25.4 mm Low Pass Crossover 12 dB per octave 2nd order Magnetically Boosted No Max. Continuous Power RMS 20W Max. Program Power 35 W Minimum Impedance (Ω Ohms) 3.7 Ω Mounting Depth 7.47 in / 189.7 mm Network Type: High Pass 12 dB per octave 2nd order Nominal Impedance (Ω Ohms) 4 Ω Tweeter Driver 1″ Convex Aluminum w/ BroadBeam® Waveguide Woofer Driver 4″ Polypropylene Sensitivity dB @ 1W/1M 82.5 dB Sensitivity dB @ 2.83V/1M 85.5 dB Tap Selector Rotary Switch Transformer Options 25 / 70.7 / 100 V, 4 Ohm direct Transformer Taps (25V/70.0V/100V) 2.5W/20W/20W