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 capable of delivering fast internet speeds to 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 via external power sources such as a computer USB port, power bank, car charger, or wall adapter, allowing continuous operation. Proper heat dissipation is recommended during extended use. Network bands: 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. Designed for personal use with family sharing. How to use: Insert a compatible SIM card and press the power button to turn on the device. Note that it may not be plug-and-play; you may need to disable the SIM card PIN and configure the APN settings. Access the router interface by entering the IP address 192.168.100.1, enable network APN, and modify APN settings 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. Due to lighting effects and monitor settings, the actual color of the item may vary slightly from images. Measurement may vary by +/- 1-3 cm.