Pioneer TS-D1302R 5.25 In. 2-Way Speaker with 180 Watts Max. Power Woofers feature dual-layer IMX aramid/basalt fiber composite cone with butyl rubber surround 1-1/8-inch soft-dome tweeters with magnetic fluid and neodymium magnet Built-in crossover with -6dB/octave low-pass and -12dB/octave high-pass filters 5-1/4-inch two-way speakers with 180 watts maximum power handling (35 watts nominal) Woofers feature dual-layer IMX aramid/basalt fiber composite cone with butyl rubber surround 1-1/8-inch soft-dome tweeters with magnetic fluid and neodymium magnet Built-in crossover with -6dB/octave low-pass and -12dB/octave high-pass filters 35 Hz to 40 kHz frequency response with 88 dB sensitivity