... GSM alarm system,home guard gsm sms alarm system,wireless calling system,gsm auto dialalarm system,gsm alarm system wireless alarm system,gsm ... the week, Time, and current Armed status;2. GSM 2/4 Band Net transmission, phone audible alarming and ... to CMS(Center monitoring Station), can use our GSM CID connector to have this function;12. Buit- ... and 99 arm/disarm records. SMS alarm GSM alarm system