USB WiFi Modem: Powered by USB ports, this device functions as a WiFi router using mobile chargers, car chargers, and power banks. It can also connect to a computer's USB port as a USB modem. Plug and play, no CD driver installation needed. Supports Multiple Devices: This 4G LTE USB WiFi modem allows simultaneous internet access for multiple devices, supporting up to 10 devices including mobile phones, tablets, laptops, computers, and smart TVs. Supports 10 WiFi users and multiple languages. SIM Card Slot: This portable 4G router uses a micro SIM card for fast and stable high-speed internet access. Enjoy a stable signal and a wonderful network experience with a high-speed 4G network. (SIM card not included). Worldwide Universal: 4G LTE FDD LTE: B1/2/3/4/5/7/8/20/28/66(2100/1900/1800/1700/850/2600/900/800/700MHz), TDD LTE: B38/40/41(2600/2300/2500MHz), making it usable in countries around the world. Secure to Use: This 4G mobile WiFi features multiple security protections, including WPA and WPA2 WiFi encryption, advanced wireless security, and data control to effectively prevent network theft. Item Type: USB WiFi Modem Product Material: ABS Color: White Type: Card Insert Card Slot: Micro SIM Card (Not Included) FDD LTE: B1/2/3/4/5/7/8/20/28/66(2100/1900/1800/1700/850/2600/900/800/700MHz) TDD LTE: B38/40/41(2600/2300/2500MHz) Sharing: Up to 10 Users Includes: 1 x USB WiFi Modem, 1 x Instruction Manual