Amplifier Replacement Bass Knob Control Remote 6Pin Subwoofer Remote Volumes Adjustment Control Knob for Speakers Easily adjust the volume of your car amplifier and subwoofer with this convenient remote controller. Manage your audio system while on the road._x000D_ Customize the sound output to suit your preferences and enjoy a listening experience._x000D_ Designed for car owners who appreciate quality sound, this versatile volume controller is compatible for various car audio systems and subwoofers. Perfect for those seeking to optimize their in car audio experience._x000D_ Whether you are driving in on the highway, or going on a long trip, this remote volume controller is a practical addition to your car. Adjust the volume easily and safely without distractions, ensuring a pleasant journey._x000D_ Take control of your car audio system with this remote volume controller. Fine tune the amplifier and subwoofer volume to create the perfect sound for your Upgrade your in car entertainment and enjoy every moment on the road._x000D_ _x000D_ Colour:Black_x000D_ Material:ABS_x000D_ _x000D_ Package Contents:_x000D_ 1 x Amplifier Bass Knob_x000D_ 1 x cable_x000D_ _x000D_ Only the above package content, other products are not included._x000D_ Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_