brand Feature: Simple and compact design, low power, space-saving, easy to carry. Support to print the images and text, equipped with 1x 10/100 Mbps RJ-45 LAN port. USB 2.0 High speed printer connection, support multi-users sharing one printer of a wireless WiFi network simultaneously. Support to customize the SD card storage function, support up to 256GB. for more than 95% of the brand USB printers on the market. WiFi is the same as a mobile phone. Use the type-c interface of the print server to connect to the computer, and then use the PC tool software we provide to search for your own WiFi network. Enter the WiFi password and restart the device so that the device can connect to the WiFi network. Specifications: WiFi Function: Compliant with 802.11b/g/n Wireless Networks Printer Support: Support Printers with Standard USB 2.0 Port Operating System: Linux 3.4 Interface: USB2.0 Host+USB2.0 Device+Enternet Card Expansion: Support up to 256GB Power Voltage: 5V Support Working System: for Windows XP or Higher, Android Hardware Parameters: ARM 9 300MHz/128MB Flash Material: ABS Size: Approx. 5.3x4 for cm/2.08x1.57 inch Color: Black/White(Optional) Notes: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 1x Wireless WiFi Print Server