Kicker 43TC104 10" 300W Loaded Car Audio Subwoofer + Sub Box +Amplifier +Amp Kit - Walmart.com
Pico-box X3-atx-300w Wide Voltage Input Range16v-20vfigure Dc-atx Power Supply Psu - Air Conditioner Parts - AliExpress
Amazon.com: Pyle Home Audio Power Amplifier System - 300W 4 Channel Theater Power Stereo Sound Receiver Box Entertainment w/ USB, RCA, AUX, Mic w/ Echo, LED, Remote - For Speaker, iPhone, PA,
Tests and Reviews: Spartans Box 300W TC by VapMod ~ The Vapelier