No. Of Onboard & Supported Zone : 8 , No. Of Onboard & Supported Output: 4 To 12 Output, Max Keypad Support : 4, Keypad Display Type: LCD Only, Support PC Programming : Yes, Support SMS : Yes, Support Mobile Apps : Yes, Supported Partitions: 2, Supported Timer : 8, Maximum No. User : 16, Maximum Phone No: 8, Supply voltage (±15%): 18 V AC, 50-60Hz, Board dimensions : 160 x 68 mm. en