Alpine RUX-KNOB.2, Remote Bass Knob For Select Alpine Amplifiers

COMPATIBLE MODELS The RUX-KNOB.2 is specifically designed as the controller for use with any of the following PDX Amplifiers: MRV-M1200, Mrv-M500, MRV-M250, PWA-S10V, KTP-190U, MRX-M50, MRX-M100, MRX-V60, PDX-M12, PDX-M6, PDR-M65, PDR-V75, PDX-V9, X-A70F (3 Channel Mode), X-A90V, and X-A90M. Multiple Amp Control Yes, there is a way to control multiple amps from just one RUX-KNOB.2 controller – with the use of simple telephone cord adapters (which are readily available at many retailers). FROM THE INSIDE With the RUX-KNOB.2, get full control over your Alpine amplifier, conveniently from inside the car. With the RUX-KNOB.2 installed inside the vehicle cabin, easily adjust the bass gain of your amp while seated inside.