Built-in LTE modem The router is equipped with a built-in LTE modem that provides high-speed mobile 3G/4G connectivity with a download speed of up to 150 Mbps and an upload speed of up to 50 Mbps. Wireless interface By using the DWR-921 wireless router, you can quickly set up a wireless network at home and in the office, providing Internet access to computers and mobile devices virtually anywhere (within the wireless network coverage area). The router can function as a base station for connecting devices that operate under the 802.11b, 802.11g, and 802.11n standards (with a wireless connection speed of up to 300 Mbps). Secure wireless connection The router implements numerous features for the wireless interface. The device supports multiple security standards (WEP, WPA/WPA2), MAC address filtering, and also allows the use of WPS and WMM technologies. Advanced wireless network capabilities The ability to configure a guest Wi-Fi network will allow you to create a separate wireless network with individual security settings. Guest network devices will be able to connect to the Internet but will be isolated from the devices and resources of the router's local network. Security The DWR-921 wireless router is equipped with a built-in firewall. Advanced security features minimize the impact of hacker actions and prevent intrusions into your network and access to unwanted websites for users of your local network. Additionally, the router supports the IPsec protocol and allows for the organization of secure VPN tunnels. Easy setup and updates For configuring the DWR-921 wireless router, a simple and user-friendly built-in web interface is used (available in Russian and English). The setup wizard allows you to quickly switch the DWR-921 to router mode (for connecting to a wired or wireless provider), access point, repeater, or client mode and set all necessary settings for operation in the selected mode in just a few simple steps. ```