... by SMS or phone 2.Alarm for Fire,Thief, Water,Gas,Dangerous 3.Public security--shop mall ... .6, 12 kinds of incoming call tones for section and mute choice.7, Sending messages and ... when the smoke out of limits .Gas leak: FOR KITCHEN OR OTHER GAS------ It will send signal to ... 9001, CE, ROSH etc . GSM TELEPHONE system, Fire Alarm system, SHOP/HOME Security system. Gas alarm system,GSM wireless phone