Denali Wireless Headphones (Set of 2) 2006 2007 2008 2009 2010 2011 2012 2013 Denali Wireless Headphones (Set of 2) 2006 2007 2008 2009 2010 2011 2012 2013. Headphones will only work with factory original systems for the vehicles listed. Dual Channel allows for use in vehicles with two DVD players. High quality plastics for durability in temperature extremes of your car. Personal volume control allows each user to adjust their own sound level.