6"" x 8"" / 5"" x 7"" 2-way Component System, Power Handling: Peak: 180 watts per set / 90 watts each side, RMS: 90 watts per set / 45 watts each side, Impedance: 4 ohms, Frequency Response: 40-21,000 Hz, Sensitivity: 90 dB, Polypropylene woofer, 3/4"" Titanium dome tweeter, UV-treated ribbed surround, Neodymium tweeter magnet, Heavy duty voice coils, 3-Level tweeter attenuation circuit, 4000 Hz 12dB crossover, SKU: TBALL9339