Description: And High Quality Function: Simple and compact design, low power consumption, space-saving, easy to carry. Supports printing images and text, equipped with 1x 10/100 Mbps RJ-45 LAN port. Color: White Material: Plastic Supports customizing SD card storage function, up to 256GB. Compatible with over 95% of USB printers from various brands on the market. Specifications: Printer Support: Supports printers with standard USB 2.0 port OS: Linux 3.4 Interface: USB2.0 Host+USB2.0 Device+Ethernet Card Expansion: Supports up to 256GB BT Version: BT 4.0 Power Voltage: 5V Supported Operating Systems: Windows XP or higher, Android & iOS Hardware Parameters: ARM 9 300MHz/128MB Flash/BT 4.0 Size: Approx. 5.3x4 cm/2.08x1.57 inches Network Version Package Contents: 1 x Print Server 1 x USB Cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture to be slightly different from the real one. The allowed measurement error is +/- 1-3 cm.