Over a decade ago, Radian went into business with a commitment to manufacture loudspeaker components that accurately reproduce the full frequency range of the audio spectrum. 

RADIAN 2218 NEO - HIGH POWER LOW FREQUENCY WOOFER 

• AN EXTREMELY POWERFUL 18" CAST FRAME WOOFER THAT HANDLES 1,300 WATTS AES & 2,600 WATTS PROGRAM
• SUPER HIGH XMAX 21.3MM FOR INTENSE BASS W/ A LOW EXTENSION DOWN TO 24HZ
• HIGH EFFICIENCY OF 100DB SPL FOR ANY WOOFER IN ITS' CLASS
• FEATURES DOUBLE STACKED NEODYMIUM MAGNETS WHICH ALLOWS FOR MORE XMAX AND STRONGER MOTOR STRENGTH
• EXCLUSIVE X5 CONE HAS INCREASED STRENGTH, TEAR RESISTANT, ALLOWS FOR A LOWER RESONANT FREQUENCY, WATERPROOF AND WON'T FADE IN THE SUN BECAUSE  IT'S ULTRA VIOLET PROTECTED
• FEATURES A 4" DOUBLE LAYER EDGEWOUND ALUMINUM VOICE COIL & VENTURI COOLING SYSTEM
• STRONG MOTOR THANKS TO ITS' HIGH BL FACTOR OF 31.08T-M
• FOR USE IN EXTREME HIGH OUTPUT POWER SUBWOOFERS SYSTEMS FOR CONCERT, TOURING, ETC.