4G Volte Gateway 16 Ports 512 SIM Send and Receive SMS

4G Volte Gateway 16 Ports 512 SIM Send and Receive SMS. High Port Capacity: Supports up to 32 ports with 32 SIM slots per port for concurrent SMS sending. Multi-Protocol Support: Compatible with 2G, 3G, 4G LTE, GSM, GPRS, and various network protocols. User-Friendly Interface: Features a responsive web GUI for easy configuration and task setup. IMEI Modification: Allows changing IMEI for enhanced flexibility and compatibility. SIM Card Rotation: Automatically rotates SIM cards based on human behavior settings. Voice Messaging: Supports voice message delivery and DTMF/TTS/IVR file integration. Hot Plug Support: Enables SIM card hot plug for seamless operation without rebooting. Fanless Design: Operates silently with a fanless structure for reliability.