1、PROFESSIONAL DESIGN: This is a 4G LTE wireless router that can access the internet via LTE. It also has the function of converting 4G to WiFi hotspot, which can cover up to 200 meters at the same time and can connect 10‑20 devices at the same time. Perfect for home or office use. 2、SUPPORT FREQUENCY BAND: 4G unlocked wireless wifi router supports 4G FDD LTE in Europe Asia with B1 B3 B5 B7 B8 B20 , TDD LTE with B38 B40 B41 and 3G band with B1 network frequency. Please make sure your SIM card band is compatible before purchasing the mobile router. 3、HIGH SPEED NETWORK TRANSMISSION: 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 co channel interference and stable wifi signal transmission. 4、EASY TO OPERATE: Simply insert a SIM card compatible with the router's frequency 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 PIN code of the SIM card and modify the APN.Enter the router IP address as 192.168.100.1 and click Network, APN, Enable. Modify the access point. (Note: Roaming service, virtual SIM card and IoT SIM card are not supported) 5、PREMIUM PERFORMANCE: The 4G LTE wireless router utilizes separate wireless and 4G network ports to provide optimal coverage and reliability with improved signal strength, allowing you to enjoy reliable wireless connectivity anytime, anywhere. 6、HIGH DURABILITY: The router with SIM card slot is made of eco friendly ABS premium material that is wear resistance, so you don't have to worry about the external hard drive enclosure damaging the hard drive interface easily. Item Type: 4G LTE Wireless Router Material: ABS WiFi: 802.11b g n Wireless Network Support Frequency: 2.4G Built in Firewall: With Firewall Frequency Band: FDD LTE: B1 B3 B5 B7 B8 B20 , TDD LTE: B38 B40 B41. SIM Card Slot: mini SIM Card (Not Included) 1 x Router 1 x Power Adapter 1 x Network Cable 1 x Instruction Manual