Amazon.com: Fosi Audio M04 Subwoofer Amplifier for Home Theater Mono Channel Digital Class D Integrated Power Amp for Passive Speakers Subwoofer Rated 100W MAX : Electronics
SONY 12" 1800 WATTS & 12" Subwoofer & Sony 500 Watts 2 Channel Amp - Amp Kit
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
Amazon.com: Acoustic Audio WS1005 Passive Subwoofer Amp 200 Watt Amplifier for Home Theater : Electronics
SP1-4000-HT Subwoofer Plate Amplifier
M03 Subwoofer Amplifier 200W Mono Single Power Subwoofer Amp – Fosi Audio
Subwoofer Amplifier | Power Amplifier | Class D Amplifier | Hifi Bass Amplifier - AIYIMA A3001
Buy 12V High Power Subwoofer Audio Amplifier Board