Features: brand new and high quality for Smart chip, stable and smooth transmission USB3.0 interfaces for tablets laptops, can be widely used Gigabit Ethernet ports, connect to wireed network faster and more stable, games office and downloads can be unimpeded. Tablets notebooks without network ports can also connect to wired networks to experience stable and fast networks. Using fine copper tin plating process, plus tinned aluminum foil+ground wire double shielding can effectively shield electromagnetic interference, and signal is mire stable. Specifications: Material：Aluminum alloy Interface：USB3.0 Port: Rj45 1000M Conncetor Type: USB / Type C (Optional) Size approx :5.3x2.4cm/2.09x0.95in Color: Black Package Includes: 1 Piece x USB3.0 Rj45 Adapter note: Due to the differences of camera equipment, light intensity and display screens, the color of the item may be slightly different from that shown in the pictures. The measurement allowed error is1-2cm.