Very unhappy with this store because of misinformation given by their Tech Services person. He told me that I needed a different adapter for my new air card in order to connect it to my existing antenna (all of my previous equipment was ordered through 3G so it is not like I am trying to mix apples and oranges). The Tech Services person stated that the old adapter would not work with my new Sierra Lightening air card. My old card was the Sierra Mercury. Mind you, this is the reassuring information 3G has on their web page, "The Mobile... read full review »