Professional design: This is a modem router that does not require a broadband connection. With a 4G or 5G SIM card, it can provide Internet connectivity. It is a backward compatible hotspot device that delivers fast Internet speeds for your devices, even without a 5G network. High-speed Internet: Supports LTE CAT4 standard with up to 300Mbps download speeds, subject to network conditions. Features a SIM card slot and a 2100mAh battery. Can be powered externally via USB, allowing continuous operation without time restrictions. Compatible with computer USB ports, power banks, car chargers, and standard power adapters. Proper heat dissipation is recommended during extended use. Network band: This 4G LTE USB modem supports FDD LTE bands B1, B3, B5, B7, B8, 20, 40, and 41. Connects up to 10 devices simultaneously, including smartphones, tablets, and laptops. Effective wireless range up to 10 meters. Ideal for personal or family use. How to use: Insert a SIM card and power on the router. Even with a compatible SIM card, it may not be plug-and-play. You may need to disable the SIM card PIN and configure the APN settings. Access the router by entering the IP address 192.168.100.1. Navigate to Network APN settings, enable and modify the APN as required. Ensure the SIM card is activated before use. Color: White Material: Plastic Package Contents: 1 x Pocket WiFi Router Note: The package includes only the items listed above. Other accessories are not included. Note: Lighting and display settings may cause slight color variations between the product image and the actual item. Measurement may vary by +/- 1-3 cm.