describe:100% brand new and high qualityfeature:Simple and compact design, low power consumption, space saving, easy to carry.Support printing images and texts, equipped with 1x 10/100 Mbps RJ-45 LAN port.USB 2.0 high-speed printer connection, supports multiple users to share one printer on the wireless network at the same time.Support custom SD card storage function, up to 256GB.Compatible with more than 95% of brand USB printers on the market.Specification:WiFi function: Comply with 802.11b/g/n wireless networkPrinter Support: Supports printers with standard USB 2.0 portsOS: Linux 3.4Interface: USB2.0 Host+USB2.0 Device+InternetCard expansion: maximum support 256GBBT version: BT 4.0Power supply voltage: 5VSupport working system: Windows XP or above, -Android & -iOSHardware parameters: ARM 9 300MHz/128MB Flash/BT 4.0Material: ABSDimensions: approx. 5.3x4cm/2.08x1.57incolor: graynotes:Due to manual measurement, please allow 0-1cm error. Please make sure you don't mind before ordering.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package includes:1 wireless print server