X-Series 2-Channel Line Out Converter - xBOOST Bass Enhancer with Remote Control

NVX XLCA2X 2-Channel Line Out Converter Digital Bass Enhancer with xBOOST

X-Series Bass Enhancer - 2-Channel Line Out Converter

NVX XLCA2 2-Channel Line Out Converter with xBOOST Includes Remote Bass Knob

X-Series Digital 2-Channel Line Out Converter: Wireless Bass Control Included

BASS BLOCKERS CROSSOVER TWEETER CAPACITOR CAP UF OHM PICK SIZE BLOCKER SPEAKERS

2-Channel Line Out Converter with Enhanced Bass & Remote Level Control

Axxess AX-LOC2.4-PRO 4CH Active Line Output Converter with Bass Boost