This device (not the DJ2Go2, since I don't have one):

Map: (CC numbers are hex)
Knobs, Sliders, Jogs
pots 0-3 :: CC 08 17 0B 09
sliders let mid right = pots 4,5,6 :: CC 0D 0A 0E
centre rrot :: CC 1A rel -1=0x7F
jogs rots 0-1 :: CC 19 18 rel -1=0x7F
Buttons (left to right, top to bottom)
left - + sync head cue play :: ON/OFF 44 43 40 65 33 3B
right - + sync head cue play :: ON/OFF 46 45 47 66 3C 42
mid a back enter b :: ON/OFF 4B 59 5A 34