http://wiki.antychryst.eu/index.php?title=Reasons_To_Consider_The_Boss_BV9990In_Dash_DVD_Player-Good_And_Bad_Points_Disclosedhttp://wiki.owars.de/index.php?title=Simple_Reasons_To_Grab_The_Boss_BV9990_In_Dash_DVD_Player-_Disadvantages_And_Benefits