Features: 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. Package Includes: 1 PC x Network Print Server Specifications: 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: Windows XP or Higher, -Android Material: ABS Size: Approx 5.5X5.5X3CM/2.16x2.16x1.18in Color: Black/White note: This product is a network cable version without WIFI and Bluetooth-compatible functions. For Androids phones and computers only. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!