The Alarm.com ADC-200M-EV-E-DONG is a replacement ethernet dongle for Alarm.com dual-path alarm communicators. The ADC-200M-EV-E-DONG must be used with a compatible Alarm.com dual-path communications module to work. Please note, the Ethernet cables should be using either T-568 A or B standard for panels featuring the dual-path communications.
Honeywell/ADEMCO VISTA-21iP (Important: The SEM is compatible with the VISTA-21iP, if the Internal IP/GSM Jumper is set in the OFF position. Verify the SEM is powered down before setting the jumper to OFF.)