and 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. color: White material: plastic 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: Printer Support: Support Printers with Standard USB 2.0 Port : Linux 3.4 Interface: USB2.0 Host+USB2.0 Device+Enternet Card Expansion: Support up to 256GB BT Version: BT 4.0 Power Voltage: 5V Support Working System: Windows XP or Higher, -Android & -iOS Hardware Parameters: ARM 9 300MHz/128MB Flash/BT 4.0 Size: . 5.3x4 cm/2.08x1.57 inch 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.