The Blaupunkt 8 Inch Active Subwoofer with Amplifier GTB8200A is a smart way to add fuller, more controlled bass to your car audio system without the complexity of separate components. Designed for drivers who want stronger low-end performance in a compact format, this active subwoofer combines a built-in Class D amplifier with a bass-reflex enclosure for efficient, space-conscious installation. It is well suited to OE system integration, making it an attractive upgrade for factory audio setups as well as selected aftermarket installations. With an 8-inch spun paper cone, 4 ohm impedance, and flexible high-level and RCA inputs, the GTB8200A is built to deliver clean, punchy bass while keeping installation straightforward. Adjustable controls for gain, phase, and low-pass filtering help you fine-tune the sound to your vehicle, so the bass blends naturally with your speakers and enhances every drive. Key Features Integrated active design: Combines the subwoofer and Class D amplifier in one unit for a cleaner, simpler installation. 8-inch bass-reflex driver: Delivers focused low-frequency output with a compact footprint that suits vehicle interiors. 75W RMS / 200W peak power: Provides strong everyday bass performance with efficient power handling. Class D amplification: Supports high efficiency and reliable operation in demanding automotive environments. Flexible input options: Includes high-level and RCA inputs for easier integration with factory or aftermarket head units. Auto turn-on function: DC offset detection on the high-level input helps simplify wiring and startup. Adjustable sound controls: Gain, phase, and low-pass settings make it easier to match your cabin acoustics. MDF enclosure construction: Helps reduce unwanted resonance for tighter, cleaner bass response. Technical Specifications Specification Details Brand Blaupunkt Model GTB8200A Type Active subwoofer with integrated amplifier Driver Size 8 inch / 200 mm Amplifier Class Class D Power Output 75W RMS