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 network simultaneously.Support to customize the SD card storage function, support up to 256GB.Compatible with more than 95% of the brand USB printers on the market.Specifications:WiFi Function: Compliant with 802.11b/g/n Wireless NetworksPrinter Support: Support Printers with Standard USB 2.0 PortOperating System: Linux 3.4Interface: USB2.0 Host+USB2.0 Device+EnternetCard Expansion: Support up to 256GBBT Version: BT 4.0Power Voltage: 5VSupport Working System: Windows XP or Higher, -Android & -iOSHardware Parameters: ARM 9 300MHz/128MB Flash/BT 4.0Description:Material: ABSSize: Approx. 5.3x4 cm/2.08x1.57 inchColor: gray/BlackPackage Includes:1x Wireless Print Server