【What CPE812US is】It is a 4G LTE router suitable for home / office, which can access the Internet through UMTS / HSPA / LTE. It also has the function of converting 4G to WiFi hotspot. No matter you are at home / office / any place, you can enjoy smooth Internet. It can be connected to 32 devices at the same time. It can be connected to tablets, laptops, mobile phones and different types of WI-FI devices 【 4G Network Band 】 KuWFi 4G LTE 4G CPE Router support 4G LTE FDD B2/B4/B5/B12/B13/B17/B18/B25/B26 Network Frequency for USA/CA/Mexico. Please you confirm whether your SIM card frequency band is compatible with it before buying a router. Unlocked mean work with any sim card but the sim card network Frequency band should be support the router network band 【 Main feature Performance 】Its download speed is up to 150mbps, upload speed is up to 50mbps, and wireless transmission speed is 300mbps. It effectively reduces co-channel interference, expands the wireless transmission range, and eliminates dead zones. It has 4 high-performance non-removable antennas, equipped with 1 * LAN and 1* Wan port 1 * SIM card slot interface, the package comes with 12V 1A power supply. Ethernet mode: dynamic / PPPOE / LAN, working temperature: -10 ℃ ~ 40 ℃ 【HOW TO USE 】Insert SIM card then power on the router, Even if your SIM card is compatible with the product, it is not necessarily plug and play, you may need to disable the PIN code of the SIM card and modify the APN .Enter the router IP address: 192.168.10.1, and then Click Network—APN—Enable. Modify APN. You can find the APN of the SIM card from the carrier's official website or mobile phone. Make sure the SIM card is activate, Not support roaming service and Virtual SIM Card and IoT SIM Card 【Reliable Warranty Service】Backed by our 30-day money-back guarantee and month free replacement, 1-year manufacturer warranty and professional technical support. You can use the 4G LTE Router with confidence. If you need any help, please contact us in time. KuWFi 4G LTE Wireless WiFi Internet Router
The firmware and the User manual download : https://drive.google.com/file/d/1hQflCePc885RRHt-5WE1dsHvo2PAeifN/view?usp=sharing