Sony Mobile ES XS-W122ES 12" 500W RMS 2Ω Subwoofer (Single)
500 watts RMS power handling. Type: Raw subwoofer driver. System Role: Daily-driver or sound-quality-focused subwoofer installation. Continuous (RMS): 500 W. Suitable for 2-ohm mono amplifier pairings matched to the subwoofer's power handling.