Features:Simple and compact design, low power consumption, space saving, and easy to carry,Supports printing images and text, equipped with 1x 10/100 Mbps RJ-45 LAN port.USB 2.0 high-speed printer connection, supporting multiple users to share a wireless network printer simultaneously,Support custom SD card storage function, up to 256GB,Compatible with over 95% of USB printers on the market,The package includes:1 PC x network printing server,Specifications:Printer support: Supports printers with standard USB 2.0 ports,Operating system: Linux 3.4,Interface: USB2.0 hostandUSB2.0 deviceandEnternet,Card Expansion: Supports up to 256GB,Power supply voltage: 5V,Support working system: Windows XP or higher - Android,Material: ABS,Size: Approximately 5.5X5.5X3CM/2.16x2.16x1.18in,Color: Black/White,Attention:This product is a network cable version and does not have WIFI and Bluetooth compatibility functions. Only applicable to Android phones and computers,Due to manual measurement, please allow an error of 0-1cm. Please make sure you don't mind before bidding.Due to differences between different monitors, images may not reflect the actual color of the item. Thank you. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.