MB Quart RW1-164, Reference 6" DVC 4 Ohm Subwoofer - 600W Peak Power

Terminal Type    Push & insert style terminals for easy installation. Configuration    Round Surround / Cone Coupling    The pressure treated double stitched foam surround along with the dual poly cotton spider helps keep the piston motion of the subwoofer linear and distortion free. ​Voice Coil / Former Assembly    Vented aluminum former holds a 1.5" voice coil while allowing the heat to be exchanged. (Less heat means less distortion) Spider    Specialized MB Quart dual poly cotton spider with double centering allows the woofer to handle more power with minimum distortions. Frame / Venting    Heavy duty aluminum die-cast basket allows back venting, which exchanges heat with cool air, resulting in more power handling and increased reliability. Motor    Vented high energy motor assembly with heavy duty magnets increases power handling and increases SPL. Cone    Non-Pressed Paper Cone with Coating