LAN adapter for high-speed communication connection up to 1000Mbps - Brand: BUFFALO - Model Name: LUA4-U3-AGTE-NBK - Connectivity Technology: USB 3.0 - Data Transfer Rate: 1000Mbps - Number of Ports: 1 No box or instruction manual included. Due to the material, it's prone to small scratches and shows signs of use, but it was in operation for about six months.