Description:3inch 4Ω 15W Audio Speaker High\/Bass Stereo LoudspeakerSpecification:Material:Carbon fiber and metal Size: Front diameter: 89mm; Thickness: 41mm;                          Hole distance: 83mm; Magnet: 45mm                        Speaker: 70mmImpedance: 4 Omega\/4Ω Power: 15WSensitivity: over 90DBFeatures:1.Make of Carbon fiber and metal material、durable and easy to install.2.Suitable for replacement of old speakers、 assembled houses、 automobiles、 ships、 and so on.3.You can freely adjust the bass and treble、 as a creative DIY speakers.Package Included:1×Audio SpeakerMore Details: