Digital Remote Control for JLid compatible products The DRC-100 is a panel-mount, wired digital remote controller designed to connect to the “JLID port” of compatible JL Audio electronics. Functions: Rotary knob with stops Push-button mode selector Status indicator (RGB LED ...Digital Remote Control for JLid compatible products The DRC-100 is a panel-mount, wired digital remote controller designed to connect to the “JLID port” of compatible JL Audio electronics. Functions: Rotary knob with stops Push-button mode selector Status indicator (RGB LED) Common uses include: Master Volume Subwoofer Volume Preset or Mode Selection The specific audio functionality of the DRC-100 controller will be determined by the device it is connected to.