Users frequently report three major problems with this specific V001 board.
Universal 7/9/10 inch Android 13 Car Radio 64G Autoradio android 2 Din car radio GPS BT Central Multimedia Smart car systems. US $ AliExpress
Most V001 revisions come with a basic DSP chip. You can adjust EQ (Equalizer), time alignment, and bass roll-off. While not as good as an Audiocontrol DSP, it is excellent for the price.