Power Handling: Peak: 390 watts per pair / 195 watts each RMS: 130 watts per pair / 65 watts each * Injection-Molded Polypropylene UV-treated cone material Santoprene mid-woofer speaker surround 1/2" Polyetherimide (PEI) Dome tweeter design 4 ohms impedance * Fully enclosed magnet casing Protective light-up grilles with a classic marine look UV Treated to withstand the harsh marine weather conditions Sealed motor structure and locking terminal covers * Frequency Response: 35-21,000 Hz Top-mount depth: 2-7/8" Sensitivity: 90dB