Tek Republic TUN-300 USB 3.0 to 10/100/1000 Gigabit Ethernet LAN Network Adapter [ASIX AX88179 Chipset, USB to RJ45, LED Indicator] Gigabit Ethernet at USB 3.0 Speed; Chipset: ASIX AX88179 Supports full duplex operation with IEEE 802.3x flow control and half duplex operation with back-pressure flow control; Supports 10/100/1000 with auto-sensing (IEEE 802.3, 802.3u, and 802.3ab) Supports crossover detection and auto-correction and Wake-on-LAN (WOL). IPv4/IPv6 checksum offload engine, crossover detection and auto-correction, TCP large send offload and IEEE 802.3az Energy Efficient Ethernet Support Windows 2000/XP/Vista/7/8 (32/64 bit) and 2003; Mac OS X 10.6/10.7/10.8; Android 1.x/2.x/3.x/4.x, and Linux