Feature: 1. Not just a 4G USB modem, but also a USB Wi-Fi router. 2. Wireless access works on 3G, 4G, and Wi-Fi networks. 3. Convenient and portable, 4GDONG001 is easy to use and stylish. 4. High-speed internet access for office and home. 5. It can also be used with laptops, notebooks, UMPCs, and MID devices. 6. Simply insert a SIM card to act as a wireless router, no setup is required. Plug and Play This is a new LTE 4G USB Wi-Fi Modem Router, you only need to connect directly to the USB port of your laptop to transfer data. as long as there is power, you can easily access the Internet, very convenient. High Speed Simply plug the adapter into your computer's USB port to connect wirelessly to the network. With a wireless connection speed of up to 150Mbps, you can enjoy web experiences such as web browsing, chatting, or playing videos online. Compatible System Compatible with Windows XP / Vista / Win 7/8/10 / OS X / Android / Linux. It can connect 10 devices at the same time, supporting smartphones, tablets, notebooks, and other devices. How to use: 1. Push the back cover down. 2. Insert the SIM card with the core facing down. 3. Plug the USB port into a power source for WiFi. 4. Connect to WiFi, so you can surf the Internet. 5. Connect to WIFI, and open 192.168.43.1:8080 in the browser to enter the background, the background can modify the WIFI name and password to add APN. Specification: Type: network card Chip: for Qualcomm 8916 Size: about 95x33mm material: plastic Transmission rate: 150Mbps USB: Standard USB interface Frequency band: 4G FDD LTE:B1/3/5 3G WCDMA:B1