1/ i cant find any software like this for rockchip
2/ i cant get ID3 to work, maybe you must try other combinations like artist and song name only [i didnt tested it ]
3/ try XILISOFT MP4 CONVERTER 3 settings =>
http://img409.imageshack.us/my.php?image=12sw6.jpg (also attached below)
4/ in my rockchip i must press PLAY button while listenning to radio to record, just find record button maybe "OK" in your model
5/dont know i dont have memory slot ; ]