Features: 1. Not only a 4G USB modem, but also a USB Wi-Fi router. 2. Wireless access is suitable for 3G, 4G and Wi-Fi networks. 3. Convenient and portable, 4GDONG001 is easy to use and stylish. 1e1 4. High-speed Internet access for office and home. 5. It can also be used with laptops, notebooks, UMPCs and devices. 6. Just insert the SIM card to act as a wireless router, no settings required. Specifications: Type: Network card Chip: Qualcomm 9600 Color: Black Size: about 95x33mm or 3.74x1.30 inches Material: Plastic Transmission rate: 150Mbps USB: Standard USB interface Frequency band: 4G FDDLTE: B1 or 3 or 53GWC DMA: B1How to use: 1. Push the back cover down. 2. Insert the SIM card with the card core facing down. 3. Plug the USB port into the power supply of WIFI 4. Connect to WIFI and you can surf the Internet. 5. Connect to WIFI and open 192.168.100.1 in the browser to enter the background. You can modify the WIFI name and password and add APN in the background. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.