MIDRANGE Speaker Size (In):6.5 Watts RMS:65 – 225 Impedance:S4 VCD (MM):25 Frequency Response (Hz):75 – 20k dBSPL:88 Mounting Diameter (In):5.6 Mounting Diameter (MM):143 Mounting Depth (In):2.3 Mounting Depth (MM):58.5 TWEETER Speaker Size (MM):20 Mounting Diameter (In):1.87 Mounting Diameter (MM):47.4 Mounting Depth (In):.67 Mounting Depth (MM):17.