A bit long winded and rambling video explaining how to use an EasyCap device and your Android phone to access the OSD menu on the RunCam2.
EasyCap: http://www.ebay.ca/itm/261486619711?_trksid=p2057872.m2749.l2649&ssPageName=STRK%3AMEBIDX%3AIT
EasyCap Viewer for Android: https://play.google.com/store/apps/details?id=com.easycap.viewer
USB OTG Adapter: http://www.ebay.com/bhp/usb-otg-adapter