Earthquake Sound SUB-80X 8" 300W Max Down Firing Powered Subwoofer

Earthquake Sound SUB-80X 8" 300W Max Down Firing Powered Subwoofer

Earthquake’s SUB-80X is a compact, high-value down-firing subwoofer designed to deliver powerful, accurate bass without unnecessary extras. Featuring an 8-inch premium driver, a built-in 150W RMS amplifier, and an optimized front-facing flared bass port, it produces deep, hard-hitting low frequencies from 20-180Hz while maintaining excellent control and reliability. Its down-firing design uses the floor to enhance bass performance, helping fill any room with impactful music and cinematic sound effects. Finished in elegant black ash, the SUB-80X blends seamlessly into most interiors and offers versatile connectivity for compatibility with virtually any speaker system. Built for budget-conscious consumers, installers, and retailers alike, it combines strong performance, durability, ease of use, and compact dimensions in one affordable package.

• Built in 150-Watt high efficiency Class “A/B” amplifier
• 8” long throw, premium down firing subwoofer
• Convenient compact size
• Auto ON, signal detection circuitry
• Works great for all sub applications
• Versatile set-up options with broad compatibility
• Selective variable crossover
• 180° phase inverting switch
• Speaker level input - up to 10 Volts
• RCA level (low) audio input
• Unobtrusive & easy to position

Specifications

AMPLIFIER

• Power Output: 150W Continuous / 300W Peak
• Frequency Response: 23Hz–180Hz
• Crossover Frequency: 40Hz–180Hz
• Crossover Slope: 12dB/Octave
• THD: 0.09%
• Input Impedance: 47 Kohm
• Input Sensitivity: 50mV–2.3V
• Power Supply: 115V/230V (50Hz~60Hz)
• Fuse Rating: 1A

WOOFER

• Driver Size: 8"
• 2" High Temperature Voice Coil
• Durable Pressed Paper Cone
• Long Excursion Santoprene Surround
• High Density Double Stacked Magnet
• Efficiency: 89dB 1W/1M
• FS: 38Hz
• Qts: 0.516

Dimensions HxWxD: 13-1/2" x 9-1/2" x 13-3/4"
Weight: 18.7 lbs / 8.5Kg

Docs/Instruction Links

• User Manual
• Product Spec Sheet

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