The HB 68 II is a pure 8-Channels DSP with 31-bands equalization and all the control features you need like I/O Matrix, LP and HP Filters, Speaker Assignment, Delay, Levels and Polarity. With the BT module and with the totally new customized APP you can now control and setup your system with your smartphone, and with the added Music Player you can now also navigate and listen to your favorite song. With the optional Remote you can control the main and sub volume, select Presets and input Source, and switch to previous or next song with the Music Player.