the packaging is also low profile bracketwith this 1000baset pci adapter, you can connect to your office network and use gigabit bandwidth up to 2000 mbps full duplex mode. this means reliable transmission of time-critical data and optimize network connectivity and server. dge-528t is connected via copper cabling (cat. 5e), avoids the cost of expensive fiber optic cabling. the board supports flow control to prevent loss of data at high network load and is compatible with acpi power management.copper gigabit connection for pc10/100/1000 mbps auto-sensing speeds2000mbps gigabit full duplex support32-bit 33/66mhz clock speed pci bus master operationbuilt-in fifo (8k/64k) buffer to reduce overhead of memory transferssupports auto mdi/mdix802.3x flow control for fast, reliable data transmissionsupports acpi 2.0 wol power managementsupports 802.1q vlan taggingpci 2.1, 2.2 plug-and-playcompatible with win98, 2000, me, nt, xp, netware, linux, macosvery small footprint and consumption