Designed and engineered in our world-famous Acoustic Engineering Center of Excellence in Northridge, California, Stage 220P is 500W and is the most powerful subwoofer in the Stage series. This subwoofer features a high excursion 12-inch (300mm) Polycellulose low-frequency woofer with dual rear firing tuned ports that provides deep, powerful, signature JBL bass. A full complement of controls provides for easy system integration. Highlights 12-inch (300mm) Polycellulose Ribbed Cone Low-Frequency Woofer 250W RMS (500W Dynamic) Dual Rear-Firing Tuned Ports Crossover, Level and Phase Control Specification Details Low Frequency Driver 12-inch (300mm) Polycellulose Ribbed High Excursion Amplifier Power 250W RMS (500W Dynamic) Frequency Response ±6dB 26Hz–150Hz Crossover Frequencies 50Hz–150Hz (variable), 24dB/octave Controls 35Hz–150Hz, Auto Power, Crossover, Level, Phase Inputs One (1) Line-Level LFE Input Enclosure Tuning Bass-Reflex via Dual Rear-Firing Tuned Ports Power Requirements 220–230V, 50/60Hz (EU) Power Consumption