Product highlights3-1/2" carbon and mica-reinforced injection-molded polypropylene midrange speakers 1" polyetherimide balanced dome tweeters inline crossovers handles up to 100 watts RMS (450 watts peak power) frequency response (using included inline crossover): 850-33,000 Hz sensitivity: 85 dB woofer top-mount depth: 1-1/2" grilles not included warranty: 1 year What's in the boxTwo 2-way speakers Two 10" lengths of speaker wire with in-line high pass crossover (female quick slides on one end and unterminated wire on the other) Warranty information Specs printed on box About this itemWritten by Crutchfield's Alexander H.Don't overlook this little speaker More and more automakers like Toyota, GM, and Chrysler equip their vehicles with 3-1/2" speakers in the dash, and Pioneer has the perfect upgrade. These Pioneer TS-A879 3-1/2" 2-way speakers flaunt surprising power-handling and solid construction. A carbon and mica-reinforced, injection-molded polypropylene woofer adds sturdiness to your sound while the polyetherimide tweeter steps up the detail. Pioneer includes inline high pass filters with high-quality capacitors to protect the speakers from any damage that lower frequencies can cause. Overall, you can look forward to more clarity from your tunes than with your factory speakers.