Cadence Acoustics ZRS55-KS 120-Watt Peak Low Profile 2-Way Speaker Component Kit Cadence ZRS55KS 5.25-inch 4 Ohm Low Profile 2-Way Speaker Component Kit Power Handling: 60W RMS/120W Peak Frequency Response: 90Hz - 22 kHz Sensitivity: 92dB @ 1w/m Mounting Depth: 1.90-inch