Hello, i have a simple question, does this unit work with the Blueooth of my iPhonee 4s? I really would like to buy it. http://www.autocardvdgps.com/c4-navi-dvd/450-citroen-c4-dvd-player-with-gps-navigation-and-digital-hd-touchscreen-and-bluetooth-swc.html Regards, http://www.autocardvdgps.com/450-2042-thickbox/citroen-c4-dvd-player-with-gps-navigation-and-digital-hd-touchscreen-and-bluetooth-swc.jpg