Premium 4-Inch Voice Coil Subwoofer – Professional-Grade Bass Performance
High-precision 4-inch copper voice coil ensures optimal power handling and durability, delivering deep, distortion-free bass. Heavy-duty 18-inch ferrite magnet structure enhances low-frequency response for studio-quality sound. Multi-layered composite cone with reinforced rubber surround minimizes resonance, extending lifespan even under high SPL conditions. Ideal for live concerts, car audio systems, and home theater setups. OEM-ready design allows seamless integration into custom audio projects. Rigorously tested for thermal stability and vibration resistance. Bulk pricing available for commercial installations. Global wholesale sourcing with unbeatable bulk discounts. Direct factory supply guarantees lowest market prices without compromising pro audio standards.