Product Details Description: The 5 Core 8 inch Dual 2 Ohm Subwoofer is a compact powerhouse, delivering exceptional performance with a 500-watt RMS and 1,000-watt max power rating. Designed for both daily use and competition, it features a 2-inch TSV copper voice coil, dual Y30-grade magnets, and a durable aluminum frame for superior heat dissipation. The high-quality paper cone and rubber surround ensure precise, resonant lows across a wide frequency range (F0-800 Hz). With silver-plated terminals and a robust build, this subwoofer combines reliability, power, and clarity, making it the perfect choice for audio enthusiasts who demand top-tier performance in a compact design. 1: HIGH SENSITIVITY - 85 ±3dB delivers loud and clear bass with minimal power consumption, making it ideal for both compact and high-powered setups. 2: OPTIMIZED COOLING SYSTEM - The TSV copper voice coil and vented design prevent overheating, ensuring consistent performance during extended use. 3: UNIVERSAL FIT - Mounting depth is 128 ±1.0mm, designed to fit various enclosures, including sealed, ported, and bandpass boxes, allowing maximum flexibility for your audio setup. 4: DURABLE BUILD - Features a rugged aluminum frame and rubber edge, offering enhanced durability and ensuring consistent performance. Specs: Size: 8" | Impedance: 2+2 ohm Max power: 1000W | RMS: 500W Frequency: F0-800 Hz Voice coil: 2” TSV copper | Sensitivity: 85 ±3dB Magnet: Y30, 40 OZ (2 pcs, 140x40mm) Mounting depth: 128 ±1.0mm | Frame: Aluminum Cone material: Paper | Edge material: Rubber Package includes: 1x subwoofer | 5 Core | | 8 Inch Car Audio Subwoofer Dual 2Ohm 1000W Speaker Sub Woofer Driver Aluminum Frame | Black | Best Buy