Remote volume control for car amplifier and subwoofer Easy to adjust the volume levels of your car amplifier and subwoofer with this remote controller. Keep your audio in sync with your driving without reaching for the stereo. On the road versatility. Whether you are in city traffic, cruising on the highway, or embarking on a long trip, this remote is a practical addition to your car audio setup. Adjust the volumes easily and safely without distractions to maintain a pleasant journey. Precise sound tuning. Use the remote to control the amplifier and subwoofer levels to craft the sound for your drive. It upgrades your in car entertainment and enhances your road listening experience. Key attributes. Function: remote volume control for car amplifier and subwoofer. Compatibility: designed for car audio systems that support remote control of amp and sub volumes. Size: compact handheld form factor for convenient incar use. Performance: responsive, distraction volume adjustment during driving.