adapter

My brother went to the field to work, some time ago my brother said that he is now doing adapter sales, our company is now to a large number of adapter, I also don’t know on this aspect, I consulted my brother, my brother and I have about adapter. Said a lot, I also understand the adapter, I went to the store to see a lot of, through the comparison and selection, I feel that my brother gave me recommend adapter best, I have in my brother ordered a set back, my boss said I ordered adapter well, we now have a better security, but also has been recognized by customers, I use the adapter to recommend.