Router or modem STC The STC 5G router (model H155-381 or CPE 5) is an advanced 5th generation home device, characterized by high download speeds of up to 3.6 Gbps, Wi-Fi 6 support, and the ability to connect up to 128 devices simultaneously. Upload speed up to 500 Mbps. Supported networks: Supports 5G, 4G, 3G, and 2G networks. Equipped with powerful internal antennas and a quiet cooling fan to maintain stable performance and speed.