Alpine RUX-KNOB.2 Remote subwoofer level control blade you'll see a picture-in-picture view

you'll see a picture-in-picture view of your regular front view

112 key color options

Eight speed-clips

so you can enjoy your bass big and boomy or tight and precise

Alpine RUX-KNOB.2 Remote subwoofer level control blade you'll see a picture-in-picture viewTweak the subwoofer volume from the driver's seat The RUX KNOB. 2 remote level controller works with Alpine's amplifiers so you can manage your bass level from the front of your vehicle. This handy little knob adjusts your amp's level from its set maximum volume all the way down to virtually "off." Since it adjusts level and not "bass boost," you'll maintain the same bass tone as you turn the volume up and down. You can control multiple amplifiers