Designed with speed and simplicity in mind. Set input sensitivity, DRC functionality, filters, and output trim quickly and easily with this description: TüN? is software that you use to configure, tune and control JL Audio VXi amplifiers and FiX?/ TwK? DSP’s. TüN? automatically recognizes what it is connected to, and allows you to make adjustments with a clear interface specifically set up for that product. TüN? connects to compatible JL Audio hardware via USB and offers complete control and command of the entire device’s feature set from the comfort of your desk or driver’s seat. The software also runs in demo mode, without connected devices, for offline setup or demo purposes.