XMSJSIY Universal RCA Level Controller Car Audio Amplifier RCA Audio Adjuster Bass Boost Volume Control Knob and Cable for Car Motorcycle Speakers Home Theater

The car rca audio amplifier is control the gain level / volume of devices connected to the car stereo,such as speaker, amplifier, bass,etc.Dash mount amplifier level control for volume adjustment.Dash mount rca amplifier level control is used to adjust amplifier gain, power level, stereo, equalizer or crossover volume when you driving. The universal rca level controller for car is made from high quality materials and metal for optimal signal transfer this amplifier controller offers high-quality signal transmission with rca composite cables.Adds subwoof level control to any head unit. Perfect for balancing the system to change music styles. RCA level controller perfect for balancing the system to change music styles, control your sub-woofer output, you can set the subwoofer on maximum gain and then vary the knob to taste as per genre or media good fit for car, motorcycle, speakers, home.Stereo rca input and output.. Connect the rca output connector to the car stereo and the input rca connector to the device, no additional wires are required. With especially good fit for car, motorcycle, speakers, home. This amplifier controller made of high-quality chipset and elegant metal casing, perfect transmission of music signal.