Customer ServiceWhat alarm systems are compatible with the EnvisaLink 4?
DSC: PC1555, PC1555MX, PC1575, PC5010 (832), PC5020 (864), PC1616, PC1832, and PC1864
Honeywell Vista: 10P, 15P, 20P, 21iP (doesn’t work with built-in IP communicator), 128P, and 250P
DSC: PC1555, PC1555MX, PC1575, PC5010 (832), PC5020 (864), PC1616, PC1832, and PC1864
Honeywell Vista: 10P, 15P, 20P, 21iP (doesn’t work with built-in IP communicator), 128P, and 250P