1、PROFESSIONAL DESIGN: This is a 4G LTE router that can access the internet via LTE. It also has the ability to convert 4G to a WiFi hotspot, which can cover 20‑30 meters at the same time and can connect up to 32 devices at the same time. Perfect for home and office use. 2、SUPPORTED BANDS: 4G unlocked wifi router supports 4G FDD LTE B1 B3 B B8, TDD LTE B38 B39 B40 B41, 3G band B1 B5 B8 network frequencies in Europe Asia. Please check if your SIM card band is compatible before purchasing a mobile router. 3、HIGH SPEED NETWORK TRANSMISSION: The high speed 4G LTE modem has 1 SIM card slot interface. It has a download speed of up to 150mbps, an upload speed of up to 50mbps, and a wireless transmission speed of 300mbps. Effectively prevents same frequency interference, wifi signal transmission is stable. 4、EASY TO OPERATE: Simply insert a SIM card compatible with the router band and power on the router. If your SIM card is compatible with the router SIM card but does not work, you may need to disable the SIM card's PIN code and modify the APN. enter the router IP address 192.168.188.1 and click Network ‑ APN ‑ Enable. Modify the access point. (Note: Roaming service, virtual SIM card and IoT SIM card are not supported) 5、DURABLE MATERIAL: The router with SIM card slot is made of environmentally friendly ABS premium material, wear resistance, you don't have to worry about the external hard disk drive cabinet easily damage the hard disk interface. 6、EXCELLENT COMPATIBILITY: 4G LTE mobile wifi hotspot has excellent compatibility, just insert the SIM card to connect all WiFi devices to the Internet, perfect for vacation cabins and remote cameras. Item Type: 4G LTE Router Material: ABS WiFi: 802.11b g n Wireless Network Support Frequency: 2.4G Built In Firewall: With Firewall Network Band: FDD LTE: B1 B3 B B B8, TDD LTE: B38 B39 B40 B41, 3G band: B1 B3 B8, TDD LTE: B38 B39 B40 B41, TDD LTE: B38 B39 B40 B41 3G Band: B1 B5 B8 SIM Card Slot: Standard SIM Card (Not Included) 1 x Router 1 x Power Adapter 1 x Ethernet Cable 1 x User Manual