Welcome to the store! This 4G WiFi router uses a SIM card slot. Simply insert the SIM card and install the battery to provide high-speed internet access for users. Supports up to 10 users, suitable for Win 7/8/10, for Linux, perfect for car users, business travelers, and outdoor travelers, etc. Powered by a 1500mAh battery that ensures longer standby time. This wireless LTE router is widely compatible with phones, laptops, desktops, and tablets. Lightweight and slim design, very easy to carry, allows your wifi to follow your footsteps around the world. Item Type: 4G WiFi Router Material: ABS Model: E5576 320 Color: White Type: Insert SIM Card Card Slot: Standard SIM Card Battery Type: Built-in 1500mAh lithium battery (battery included) 4G LTE Band: B1/B3/B5/B7/B8/B20/B38/B40 4G LTE FDD: 800/850/900/1800/2100/2600. TDD: 2300/2600 3G Band: 900/2100 WiFi: 2.4GHz Share: Up to 10 Users Includes: 4G WiFi Router, Charging Cable, User Manual Your 100% satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!