The ZLT S20 is an LTE CAT4 indoor CPE that provides data transmission services using 4G networks. It has a high-performance processor and supports various 4G modules and WiFi. The device has ports for LAN, USB, and power and connectors for antennas. It supports LTE bands and WiFi connectivity at speeds up to 150Mbps download and 50Mbps upload. The CPE can be managed through a web interface and supports features like VPN, WiFi access control, and firmware updates.
