JBL MS-WBC Rotary volume control volume control

MS-WBC - ±10dB, 60Hz low-pass shelf (20Hz – 60Hz), for JBL MS-A1004, JBL MS-A5001 Designed for use with JBL® MS Series amplifiers, the MS-WBC wireless bass control lets you precisely raise or lower the bass output of your car audio system – without altering the character of the sound.

Conventional bass controls work by changing the system’s crossover frequency, which affects overall frequency response.

But the MS-WBC lets you dial bass output up or down by up to 10dB without changing frequency response.

An RF remote that installs in minutes with just a screwdriver, the MS-WBC works with all the amps in your system, letting you set the perfect amount of bass for any recording or source.