Compact and lightweight design with low power consumption, saving space and easy to transport. Prints images and text, featuring a 10/100 Mbps RJ-45 LAN port. USB 2.0 high-speed printer connection, supports multi-user wireless sharing. Customizable card storage function with support for up to 256GB. Compatible with over 95% of USB printers available. Specifications: Printer Support: Standard USB 2.0 port printers OS: Linux 3.4 Interfaces: USB 2.0 Host, USB 2.0 Device, Ethernet Card Expansion: Up to 256GB Power: 5V Supported OS: XP or higher, Android Dimensions: 5.5 x 5.5 x 3 cm (2.16 x 2.16 x 1.18 inches) Color: White Material: Plastic Package Includes: 1 x Print Server Note: Colors may vary slightly due to lighting and display differences. Size tolerance: +/- 1-3 cm.