Copper voice coil with ceramic coating

Force factor (BL): 15

Fully assembled SPL speaker board

subsonic filter and bass boost allow perfect adaptation to any sound system

deep bass with high dynamic range—whether in a sealed

Audio System R12 FLAT EVO3-D2 Packaging Unit:Individually Copper voice coil with ceramicWith the R12 FLAT EVO3 audio system, you get a powerful 30 cm flat subwoofer that was specifically designed for installations with limited mounting depth. Despite its compact design, it delivers precise, powerful bass and is ideal for vehicles where conventional subwoofers wont fit. The robust construction, featuring a durable surround, a multi vented driver, and a Connex spider, ensures high power handling and clean bass reproductionin both sealed