Network I/O relay modules Intelligent modules for extended functionality Axis network I/O relay modules let you extend the functionality of any Axis product or third-party security facilities system. They are particularly useful for integrating with security systems such as intrusion or alarms. Products within NETWORK I/O RELAY MODULES AXIS A9188 Network I/O Relay Module Intelligent module with supervised inputs AXIS A9188-VE Network I/O Relay Module Intelligent, outdoor-ready module AXIS A9210 Network I/O Relay Module I/O module for extended functionality AXIS A9910 I/O Relay Expansion Module Expand I/Os with increased flexibilty