Xtenzi Brand Remote Amplifier Level Controller Optional Bass Knob remote XTBR1-91531 ^^ Optional Wired Remote Volume Control Compatible with Select Image Dynamics' Q Series Amplifiers - IQR, i4500, i2600, i5800, i2300, Q 450.4, Q 700.2, Q 600.1, Q 200.1, Q 1200.1 ^^ Controls the bass/gain from the front seat or remote location from amplifiers, without having to reach for the amplifier. ^^ Allows you to adjust your Bass Level quickly and in the Most Ideal Location, Simple 1-wire connection gets you up and running in a flash.
^^ High Quality Product Remote Unite comes with 5-meter/16 Feet/196 inch remote connection Flex cable wire and bass knob.