5 Inches speaker paper cone, fit speaker voice coil up to 25.5mm/1" (Coil Diameter), the depth is 28mm.Single roll foam surround. 115mm outside diameter and 95mm inner diameter of the surround.Made of high-grade paper. Strong enough to resist scratch and stretch, a sealed round edge would block the dirt and protect the coil.The cone(Diaphragm) is a front part of the loudspeaker. When the coil moves forward and back, drives the cone like a drum skin vibrating to make sound and into the airs.Feature. The Paper cone has a smoother high-frequency roll-off, but the paper cone can absorb moisture from the air, changing its mass and damping characteristics. 5" speaker paper cone with foam surroundOverall Diameter: 125mm(About 5 inches)Voice Coil Diameter(Inner Diameter): 25.
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