Memphis MXUSBA Round AUX/USB Panel-Mount Port Speakers The Cerwin Vega VPSTX12 is

The Cerwin Vega VPSTX12 is a 12-inch powered subwoofer designed to install in a vehicle's spare-tire well

and variable-color key illumination

and powered-monitor systems

separate amplifier channels can feed the woofer and tweeter sections through the crossover network

The Cerwin-Vega CVP12S4 is a 12-inch passive car subwoofer designed to add low-frequency output to a factory-system upgrade or custom audio build

Memphis MXUSBA Round AUX/USB Panel-Mount Port Speakers The Cerwin Vega VPSTX12 isThe Memphis MXUSBA is a round panel mount connection port designed to add accessible AUX and USB connectivity to a marine or powersports audio system. It provides a clean mounting point for connecting compatible devices rather than leaving loose connections exposed around the dash or console. Its compact round format is suited to installations where space and weather resistance are important. This accessory is intended for boats, UTVs, ATVs, and