Features: brand new and high quality This adatper will allow you to have your USB device exactly where you want it without having to move around your computer. Extends the distance of a USB device from a USB-enabled computer up to 150ft. Suitable for use with USB cameras, printers, webcams, keyboard/mouse extensions, and any other USB device. Self-powered so external power source is required. Uses standard Cat5/Cat5E/Cat6 patch cord. Specifications: Material:Plastic Color:Black Interface:USB/RJ45 Package Includes: 1x RJ45 Male Extension Adapter 1x RJ45 Female Extension Adapter note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.