... hand-free and handset state .6, 12 kinds of incoming call tones for section and mute choice.7, Sending messages and ... telephone, then the telephone will alarm and send message or call default number within 10 seconds.Infra red monitor: It will ... succeed in passing ISO 9001, CE, ROSH etc . GSM Alarm system, Alram telephone system,Security system. wireless alarm system,GSM wireless phone