I have the 12v lighter plug on one side that is aux. on and off with the car then I have a 12v constant on the passenger side sig. lighter that I just put in a plug that changes it to USB can find them a radio shack on amazon or ebay. I'VE Not seen a newer ram that didn't have both 12v pugs one on each side of the lower dash
2010 Ram Bighorn stainless bull bar, nerf bar, window tint, flow master 40 series. Newly added remote start and 13" JL sub.