This is the picture of my device: http://www.autoimg.cn/album/userphotos/2012/3/17/500_a2bb_5e7419d4_5e7419d4.jpg
and the general menu: http://www.anyopioneer.com/img/pic1.jpg
I cannot paste a picture here.
My device Only has menu, av, navi, phone buttons and a volume knob. It's none of the series mentioned in the forum.