1 x Mellanox CX4121A MCX4121A-ACAT 25Gigabit ADAPTER CARD. 1 x standard low profile bracket.1 x standard high profile bracket. If you we are not satisfied with the product or service, please contact me and don't give us negative or natural feedback, We must give you a satisfactory solution. We do not work holidays in China. This item is in the category "Computers/Tablets & Networking\Computer Components & Parts\Interface/Add-On Cards\Network Cards". The seller is "mujitech0" and is located in this country: CN. This item can be shipped worldwide.