Travel Router, High Sensitivity Mini Convenient 150Mbps 4G Mobile Hotspot with LCD Screen for Mobile Phone for Desktop Specification: Item Type: Mobile Hotspot Material: Plastic Shell Type: 4g Built-in Lithium-ion Battery: 2400mah Support Band: TDD-LTE BandB38,B39,B40,B41, 112bps DL / 10Mbps UL at CAT4 FDD-LTE BandB1,B3,B5, 150Mbps DL / 50Mbps UL at CAT4 Applicable Regions: Asia, Africa, Some Areas of Europe LTE Cat4 Maximum Download Rate: 150Mbps Applicable Models: Desktop, Laptop, Tablet, Mobile Phone Package List: 1 x User Manual 1 x Charging Cable 1 x Mobile Hotspot Note: Note: 1. Based on energy-saving design, automatic access to sleep when there is no external device connection 2. If you have forgotten the SSID password, you can log in to the background management interface to restore the factory settings. 3. The default SSID and IW: P = 1 password can be found on the device For WiFi, it is not possible to connect to WiFi: 1, the customer's card is not opened / not activated, and there is no traffic, the card is not emitted. 2, the customer put the card insertion, plugged into the memory card where the memory card should insert the SIM card. 3, the frequency band of the SIM card does not match the frequency band of the machine, it is necessary to use the SIM card to change the SIM card to the frequency band that matches the machine such as the customer's SIM card is B2, B4, B7, B20 but the machine is B1 / B3 At this time, there is no matching frequency band, and you will not connect to WiFi. 4, the machine frequency band is compliant with the SIM card frequency section, but it is still not connected to WiFi. At this time, the client will automatically install the software, or connect to WiFi with a computer, open the software in the browser input, account password Check the machine's APN and call the operator asking the APN detailed data. If not, change it on the software, basically can be connected. 4. Shipped with built-in battery