Recommended for professional audio as a woofer in vented enclosures. Also ideal for horn loading and scoops. Specifications: *Power handling: 800 watts RMS/1,600 watts max *VCdia: 4" *Le: 0.61 mH *Impedance: 4 ohms *Re: 2.5 ohms *Frequency range: 40-800 Hz *Magnet weight: 109 oz. *Fs: 23 Hz *SPL: 96.4 dB 1W/1m *Vas: 22.6 cu. ft. *Qms: 6.41 *Qes: 0.29 *Qts: 0.28 *Xmax: 4.8 mm *Dimensions: Overall Diameter: 18", Cutout Diameter: 16.56", Mounting Depth: 8.15".

• Two-layer, 27ga. copper voice coil with Kapton® coil former
• Vented and extended core
• Die-cast aluminum basket
• Paper cone with cloth cone edge
• Solid composition paper dust cap

Featuring high-performance premium cast aluminum frames, the speakers in the Eminence Professional Series are well-renowned as workhorses of the live sound industry. If you've listened to live music, you've listened to one of these Eminence transducers! Performance, quality and reliability.

Made in the U.S.A. Seven-Year manufacturer's warranty!