Miumaeov Bluetooth Music Player with Remote 12V 600W Car Subwoofer Speaker Power Amplifier Bluetooth Audio Music Player+RC for Car Subwoofer Under-Seat - Walmart.com
Subwoofer Wired Remote Control for ALPINE SWE-1080 Subwoofer 1pc Cotrol 6P Plug | eBay
Sound Ordnance™ B8PT Knob Kit Replacement remote level control for a Sound Ordnance powered subwoofer at Crutchfield
Alpine RUX-KNOB.2 Remote subwoofer level control at Crutchfield
Benchmark Remote Control - Benchmark Media Systems
Amazon.com: XMSJSIY Bass Control Knob Remote Amplifier Replacement Bass Controller Car Audio Adjustable with 6 Pin Extension Cable for Subwoofer-3.8M/12.6FT Cable : Electronics
Amazon.com: HCDZ Replacement Remote Control for Velodyne Wi-Q10BV Wi-Q10BVE Wi-Q12BV Wi-Q12BVE Optimum-8 OPTIMUM-10 OPTIMUM-12 DSP-Controlled Home Theater Subwoofer : Electronics
Harman RBC Wired remote subwoofer level control at Crutchfield
SX310 | Sound Storm Labs
Universal Car Bass Amplifier Remote Level Control Knob Stereo RCA Inpu – MotoCARR
BOSS Audio Systems BAB10 10 Inch Powered Under Seat Car Audio Subwoofer - 1200 Watts Max, Low Profile, Remote Subwoofer Control, For Truck, Boxes and Enclosures - Walmart.com