Select the tub and select mixer audio output for each channel. If you use DJM, DDJ-SZ, DDJ-RZ, DDJ-RZX as external equipment, click the button to open the Setting Utility window. Check if the channel of the connected Pioneer DJ product is selected correctly. In case a Pioneer DJ product is connected: Open > and check if 'Internal' is selected. Open > and check if a computer built-in speaker is selected. In case no equipment is connected or equipment other than Pioneer DJ products is connected: In PERFORMANCE mode, you can record Master Out of rekordbox or input audio from Pioneer DJ products.（When you are to record input audio from equipment other than Pioneer DJ products, use recording function in EXPORT mode.）
