USB Adapter A Female To 8P8C Plug (RJ45).Adapter length: 2 inches. One end has the USB A Female end similar to the socket on PC for your USB device The other end is the RJ45 Male Plug It can be used to connect a USB ADSL modem to a router with an RJ45 socket, but please note that this will not provide the necessary power to the modem as the PC does. Male Ethernet Adapter The modem must have a separate power source. Material: Plastic + metal Color: As shown Package Contents: 1 x Female USB A to Male Ethernet RJ45 Plug Adapter Newcket. Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.