Features: 100% brand new and high quality Wireless access works with 3G, 4G and Wi-Fi networks. Comfortable and portable, 4GDONG001 is easy to use and elegant. High-speed internet connection for offices and home. It can also be used with laptops, UMPCs and MID devices. Just insert the SIM card to function as a wireless router, no installation required. Instructions: 1. Press down the cover latch. 2. Insert the SIM card with the chip facing down 3. Connect USB port to Wi-Fi 4 power. Connected to Wi-Fi you can surf the Internet. 5. Connect to Wi-Fi, open the website on the product in the browser to access the background, background can change Wi-Fi name and password to add APN. Color: Black / White Material: Plastic Size: As shown in the image Packaging includes: 1 PC * mobile portable Wi-Fi Note: 1. Allow differences of 0.1-0.3 cm due to manual measurement, thank you. 2. Due to bright lighting or differences in screen displays, I cannot guarantee that the image and actual color are 100% the same.