Easily adjust the volume of your car amplifier and subwoofer with this handy remote control. Manage your audio system while you're on the road. Customize the sound output to your liking and enjoy a listening experience. This versatile volume control is designed for car owners who appreciate quality sound and is compatible with a variety of car stereo systems and subwoofers. Perfect for those who want to optimize your in-car audio experience. Whether you're driving on the highway or on a long trip, this remote volume control is a practical addition to your car. Adjust the volume easily and safely without distractions, ensuring a pleasant journey. Take control of your car stereo system with this remote volume control. Fine-tune the volume of the amplifier and subwoofer to create the perfect sound for your Upgrade your entertainment in the car and on the road. Color: Black Material: ABS Package Contents: 1 x Amplifier Bass Knob 1 x Cable Only the above package contents, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.