Alpine SPR-60 6-1/2" Coaxial 2-Way Type-R Speaker Set 6.5"-inch Car audio 2-way speakers (pair) RMS Power Handling: 200 watts per pair / 100 watts each / PEAK Power Handling: 600 watts per pair / 300 watts each Frequency Response: 70-29 KHz Sensitivity: 86 dB Top Mount depth: 2-1/4-inch