Attack at Daylight and Whip Them: The Battle of Shiloh, April 6–7, 1862 (Emerging Civil War Series)

1200W Subwoofer, Slim Underseat Car Subwoofer and Amp Package with Ambient Light, Individual Control for Low Pass/Gain/Boost Bass, Loud Stereo Sound, Deep Bass Perfect for Truck/SUV/Jeep/MPV (Black)

MTX TNP212D2 12" 1200 Watt 4 Ohm Dual Loaded Car Audio Subwoofer Package with Sub Enclosure, 1200W Monoblock A/B Amplifier and 4 Gauge Wiring Kit

Klipsch Flexus SUB 100 10" Wireless Subwoofer - Black. for Use Only with Klipsch Flexus Sound Bars

PreSonus Eris Sub 8BT — 8" Inch Powered Subwoofer, Powered Sub, Active Subwoofer, Wireless, Bluetooth, Home Audio, Bass Speaker, Home Theater, Music Production, Gaming

Klipsch Reference R-121SW 12” Front-Firing Subwoofer with revamped Spun-Copper thermoformed crystalline Polymer woofers and an All-Digital Amplifier for Premium Sound in Black

BESTISAN 6.5’’ Subwoofer, Powered Home Audio Sub woofer with Deep Bass in Compact Design, for Studio and Home Theater, Black,SW65C

Klipsch Synergy Black Label Sub-100 10” Front-Firing Subwoofer with 150 Watts of continuous power, 300 watts of Dynamic Power, and All-Digital Amplifier for Powerful Home Theater Bass

YAMAHA 8" 100W Powered Subwoofer - Black (NS-SW050BL)