The Command Access DS1-X is a multi-function Door Sequencing Relay Board that features versatility with 13 programmable logic functions; two-button programming combined with dual seven-segment display provides simple setup; two 3-AMP relays and one 1-AMP relay, all with built-in surge suppresion, eliminates the need for external components with installing some electric locking devices; and wet output with AC/DC voltage for powering an electric locking device directly from the module.