Kenwood P-XW1221DHP Dual 12" Vented Enclosure, 1000W RMS Power - The P-XW1221DHP comes loaded with two 12" Excelon Series subwoofers wired for 2 ohms total impedance. Each sub's polypropylene cone features a diamond array pattern to minimize distortion, while the rubber surround and computer-optimized stress-controlled spider keep things on track. The speaker is designed to dissipate heat generated by extended high-powered use, with internal works that direct airflow to avoid overheating. Features - Peak Power 2000W RMS Power 1000W PP Cone with Dual Area Cap Stress Controlled Spider 2Ω Impedance Kenwood X502-1 eXcelon Class D Mono Power Amp, 500Wx1 @ 2 ohms - Kenwood's Excelon X502-1 mono subwoofer amplifier can send up to 500 watts RMS to your subwoofer, and it'll fit almost anywhere in your vehicle. A precise low-pass filter lets you optimize the sound for your sub, while the built-in bass boost lets you dial in just the right amount of thump. The subsonic filter removes ultra-low bass so that your amp and subs can operate more efficiently. An optional wired remote control lets you control your sub's level from the front seat. Features - Max Power 1000W Size (inch) (W) 8-3/8" x (H) 2-1/16" x (D) 5-7/8" Variable Low Pass Filter Bass Boost Optional Wired Remote Ready