supports 101001000 mbps auto negotiation ieee 8023 ieee 8023u ieee 8023ab compatible ieee 8023x full duplex and flow control supports autonegotiation and crossover detection realtek chipset pci local bus master rev21 and 22 compatible suitable for all common network environments additional low profile bracket to use the card also in thin computers operating temperature 0 c 70 c operating humidity 25 65 rh non condensing supports windows 10 81 8 7 vista x