Sonance extreme xsstr Supplementary Manual

• Ideal for outdoor, marine, spa, showers or steam-room applications
• Available in Rectangle, Round and Single Stereo Round Models
• Ideal for situations requiring Symphony-level sonic performance in highly adverse

environmental conditions

• Using a combination of advanced polymers and anti-corrosion technologies, Extreme models can

withstand ambient temperatures from –30 to +220 degrees F (-34 to 104 degrees C), long term
exposure to UV radiation, steam etc.

• Black anodized, 6.5 inch (165mm) aluminum cone woofer paired with a 1 inch (25mm)

polyurethane dome tweeter deliver great sound and a long service life 

• Proprietary polymer baffle materials, powder-coated stainless steel grilles and special hardware were

carefully chosen for their extreme weather-resistant properties 

• Highly-durable O-ring gasket between the frame and baffle along with a neoprene gasket between

the frame and mounting surface provide watertight seals

• To survive the physical abuse typical of boats and other watercraft, all crossover components are

tie-wrapped down to the crossover PCB for excellent shock resistance

• Extreme XT in-wall speaker is only 2-1/2” (63.5mm) deep and easily fits in a 2’ x 4’ wall and 

ultra-shallow cavities, such as in boats

• Extreme XTR in-ceiling speaker is only 3-5/8” (92mm) deep and will also fit in 2’ x 4’ walls and

other shallow cavities

• Extreme XSSTR, Single Stereo Technology Round in-ceiling speaker is 5-3/16” (132mm) deep and

was designed for standard ceiling applications