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KICKER 48CDF104 Comp12 10" 300w Down Firing Car Subwoofer+Mono Amplifier+Amp Kit : Electronics
Amazon.com: Portable Bluetooth PA Speaker System - 300W Rechargeable Outdoor Bluetooth Speaker Portable PA System w/ 8” Subwoofer 1” Tweeter, Microphone In, Party Lights, MP3/USB, Radio, Remote - Pyle PPHP836B : Electronics
Amazon.com: Rockville K5 W10K5S4 10" 1200w 4 Ohm Car Audio Subwoofer Sub 300w RMS CEA Rated! : Everything Else
Amazon.com: AIYIMA A300 NE5532*4+QCC3034+TPA3255 Bluetooth5.0 300w*2 Power Amplifier Support aptx-hd 2.0/2.1 Channel Amp with Active Subwoofer Output for Passive Speaker Home Audio : Electronics
Amazon.com: Memphis Audio PRX624 6.5" Car Subwoofer 300w Sub Selectable 2 or 4 ohm : Everything Else
Amazon.com: Lynx Audio SW-836D 10-Inch Active 500W Subwoofer Custom Ported Transparent Sound Box with Built-in 300W High Frequency Amplifier : Everything Else