Communicators DTV - DTV CommunicatorDTV (Dialler, Text, and Voice) is a plug on communicator … GSM-WiFi - GSM - SecureComm w\World Sim & WiFiThe GSM/GPRS unit is supplied with a pre-fitted World SIM… Lan-Card - Ethernet Adaptor Card - SecureCommThe LAN Card communicates with SecureComm, our cloud base… WiFi Card - WiFi Card - SecureCommThe WiFi Card communicates with SecureComm, our cloud bas… GSM-WiFiU - Universal GSM / WiFi Communicator