Hey Pointforward -
For the headphones,
what version of Android OS do you have?
for the compatible controllers, here is the list:
U-Mix Control-Pro, the Pioneer DDJ-WeGO2 and the Pioneer DDJ-SB: all Cross DJ controls are mapped. Browse, scratch, sync tracks, add effects… everything works at a very low latency. Watch the video:
http://youtu.be/5ocke5GDg78Because you are on Android Cross DJ pro, the DDJ WeGO 3 is also compatible.