... alarm system wireless 2, 90 zone alarm 3, LCD display alarm 4, wireless alarm LCD display gsm alarm system wirelessThe home LCD GSM alarm systemModel ... telephone line3, Know which zone triggers from SMS when alarm4, 99 wireless defense zone for alarm system5, Industrial WAVECOME module ... on, will also alertTechnical parameter for the gsm alarm system wireless:Operating voltage: Input 100-250V, output ...