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Amazon.com: Nobsound G2 Subwoofer Power Amplifier Mini Mono SUB Amp 100W PBTL BTL Bridge Home Theater : Electronics
DS18 Ultra Compact Full Range Class D 4-Channel Amplifier 1320 Watts
2.1 Amplifier with 100W+50W *2 for DIY Audio-Arylic.com
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Amazon.com: Fosi Audio M03 200 Watt TPA3255 Subwoofer Amplifier Mini Mono Channel Audio Power Amp for Home Theater Full-Frequency and SUB Bass Switchable with 32V/5A Power Supply : Electronics
JBL BassPro Nano Compact powered subwoofer with 6"x8" sub and 100-watt amp at Crutchfield
Infinity BassLink Mini Compact powered subwoofer with 6"x8" sub and 100-watt amp at Crutchfield
DS18 Ultra Compact Full Range Class D 4-Channel Amplifier 1320 Watts
Dayton Audio - GS2.1 Nearfield Mini-Subwoofer with 2.1 Amplifier and Power Supply
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Kicker 48CDF124 Comp (2) 12" Subwoofer in Down Firing enclosure with PXA8001 Small Chassis Amplifier and wire kit - Walmart.com
100W Mini Power Amplifier Audio Amp for Passive Subwoofer Speaker Black | eBay