Wifi Network Wireless Print Server. Specifications:  WiFi Print Server Color: White/Gray Product Type: Wireless WiFi USB Print Server Support Printer Type: Standard USB Printer Product Dimension: 53*53*40mm WiFi USB Print Server CPU: ARM9 Power Supply: 5V/2A Printer Connection: USB 2.0/USB 1.1 WiFi LPR Print Server Product Weight: 25g WiFi Function: 802.11BGN Network Interface: 10/100Mbps RJ45 Print Server Adapter Operating System: LINUX3.4 WiFi LAN Print Server TF Card Slot: Yes, Max Support 256GB Operating Environment: Temp: -10°C~50°C , Humidity: 20%~85% WiFi USB Print Server Working System: Windows 2000/2003/XP/Vista/7/8/10 . We are an international seller, your order will be shipped from abroad so please allow the necessary time of minimum 14 working days for delivery right now depending on where you ship to, due to ongoing delays in postal deliveries globally.