MS-55 Compact Box Subwoofer The MS-55 subwoofer is a compact, high efciency bass enclosure optimized for marine applications. It’s small size enables it to be easily mounted below seats, under the gunwale area, behind the instrument panel, or any convenient location. The MS-55 is a self contained bass unit requiring no cutting of panels or holes in the boat interior. It produces solid, deep bass extending down to 40Hz and is the perfect addition to any audio system. Features: • Dual Voicecoil, high-excursion, 5.25” woofer • High density, UV stable enclosure • Water resistant • Bass-reex, high-efciency acoustic design • Side vented output ports • Compact size and molded-in mounts provide for convenient installation nearly anywhere • Acoustically matched for use with Poly-Planar ME-51, MZ-100 orME400 ampliers or can be used with any amplier 25 - 100watts. Specications: • • • • Power Handling -----------------------------------100Watt RMS Speaker Impedance ----------------------- 4 ohm x 2 inputs Frequency Range ------------------------------- 40 Hz - 300 Hz Weight -------------------------------------------------- 8.5 lb (3.8g) • Dimensions -------------------------- Width - 8.85” (225mm) Length - 11.8” (300mm) Height - 4.75” (120mm) POLY-PLANAR • PO Box 409 • Hanover, MD 21076 • (410)761-4000 www.polyplanar.com