The USB 2.0 to Ethernet network adapter dongle provides an Ethernet port for network connection. The adapter converts RJ45 female to USB 2.0 male to connect the internet to PC via the USB interface. The adapter dongle is perfect for the computer which does not have an Ethernet port. - It just works! . Technical bits: - Full/Half Duplex 10Mbps / 100Mbps Auto-sense and Auto-negotiate - Integrated Fast Ethernet MAC Physical Chip and Transceiver - Compatible with USB 1.1/2.0 (transfer limited to USB 1.1 speed) - 18KB SRAM Built-in - Supports IEEE 802.3x Flow Control