6.5-Inch Dual Voice Coil Subwoofer, 4-Ohm, 800W Max

The DS18 EXL-X6.4D is a competition-grade 6.5-inch subwoofer engineered to deliver powerful and precise bass, setting a new standard for audio performance. Its design incorporates a glossy red aluminum basket and a protective fiberglass dust cap, contributing to both durability and audio quality. At its core, the EXL-X6.4D boasts a 2-inch black aluminum voice coil and a cone made from non-pressed paper with fiberglass reinforcement, paired with a high-strength foam surround. This combination allows for efficient sound reproduction and robust bass output, even from its compact size, thanks to a full-size ferrite magnet. With a maximum power handling of 800 watts and an RMS power rating of 400 watts, this subwoofer is capable of handling a wide frequency response from 40Hz up to 820Hz. The dual 4-ohm voice coils offer versatility in system configuration. The sensitivity is rated at 89.8dB (1w/1m), ensuring a strong output. Recommended for use with a low-pass crossover around 90Hz, it is designed to perform optimally in both sealed and ported enclosures. This subwoofer is versatile and adaptable to various vehicle audio setups, promising an immersive listening experience. Its specifications, including a 76Hz free-air resonance and a Thiele & Small parameters like equivalent volume of 2.2L, make it suitable for a range of enclosure designs. Recommended sealed enclosure volume is 0.2 cubic feet, while a ported enclosure of 0.3 cubic feet is suggested for a lower output response around 48Hz.