1. Micro SIM Card Slot: This 4G USB WiFi router features a micro SIM card slot, allowing you to easily insert a SIM card to enjoy high-speed internet (SIM card not included). 2. 150 Mbps High Speed: This SIM WiFi dongle provides data transmission speeds of up to 150 Mbps. Enjoy high-speed 4G networks and a stable signal anytime, anywhere. 3. Up to 10 Users: This wireless WiFi adapter can connect up to 10 devices simultaneously, compatible with desktops, monitors, tablets, phones, and other devices. 4. WPA Encryption: This 4G WiFi router utilizes multiple protections and WPA/WPA2 WiFi encryption, effectively preventing network squatting and supporting data control. 5. Lightweight and Portable: This portable travel WiFi hotspot can be used indoors or outdoors without broadband. Simply slip it into your pocket, backpack, or handbag. Item Type: USB WiFi Adapter Material: Plastic, Electronic Components Type: Card Insertion Card Slot: Micro SIM Card Slot x 1 (Card Not Included) Network Band: 1/3/5/7/8/20/28/38/40/41 Sharing: Up to 10 users