Thanks SkyBeam. Would you be so kind and post a list of additional cables, which you have to buy, so everything could work in your Levorg? Is it similar to this list?
http://www.subispeed.com/2014-subaru-forester/interior/gcs-apex-android-v2-head-unit-w-gps-15-wrx-15-sti-17-forester#.WjDb1tecaUl