Designed and engineered at our world-famous Acoustic Engineering Center of Excellence in Northridge California the Stage 200P is a 300W powered subwoofer perfectly matched with the entire Stage series and deliver the low frequency excitement that customers crave. This subwoofer features a front-firing high excursion 10” 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.Features10” Polycellulose Ribbed Cone WooferDual Rear-Firing PortsBuilt-In High-Performance AmplifierLine-Level LFE Input10” Polycellulose Ribbed Cone Low-Frequency WooferEach speaker in the Stage 2 series features Polycellulose ribbed cone woofers. This pure pulp cone has a proprietary mix of other materials added to improve its rigidity and the ribs echo legendary JBL designs. These woofers produce deep accurate room filling bass.150-Watts RMS AmplifierThe built-in high-performance 300-watt amplifier provides impactful and memorable sound quality deserving of the JBL name. The 200P can be placed anywhere in the room and connects to your AVR to create a stereo or multi-channel home theater system with impactful bass and unprecedented performance.Dual Rear-Firing Flared PortsThe Bass-Reflex design of the 200P use dual rear- firing flared ports. This new flared design reduces the velocity of the air when exiting the speaker cabinet eliminating any chuffing or coloration of output.Rear Mounted ControlsThe rear mounted controls include a variable low-pass 50-150Hz crossover so it can be dialed in precisely under the main channels and the power can remain on or be set to Auto to save energy.Line-Level LFE InputThe 200P profiles complete integration with and audio system via Line Level or | Jbl | | Stage 200P 10" Subwoofer | Black | Best Buy