- Terminal strip connections for normally open normally closed and common for all four relays - Relays can be toggled or timed closures of from 1 to 99 seconds can be activated - Terminal strip connections for all four sensor inputs - Notification by email or text message of sensor input state change - Can be used as a secure remote relay for Viking VoIP series phones - Remote Interaction: sensor change on one RC-4A triggers relay activation of a second RC-4A across network - Ready-to-use webpage control interface - Encrypted login - Two levels of access based on login: - Administrator (full access) - Guest (programmable limits) - Relay names input names and input status can be customized on webpage - Firmware remotely updatable