Heacent 908 - Set System Language; Set Center Number; Location Query Directives (SMS)

when GPS positioning, the yellow light have been lit
3.2 GSM LED light(blue)
When the GSM signal is normal, the blue light has been lit
when no GSM signal, the blue light flashing
4, Set system language
Command: lang,0# Set into English
Command: lang,1# Set into Chinese
5,Set center number
Command format: CENTER,A,number1,number2,number3#
For example:
CENTER,A,18002590536,13924586988,075582438069#
CENTER,A, 18002590536#
Delete center number
Command: CENTER,D#
For example
CENTER,D,1#
CENTER,D,1,2#
6, Location query directives(SMS)
6.1 Command: 123
Use your cell phone send SMS 123 to the device SIM card number will
reply Google map link , For example:
http://map.google.com/maps?q=N22.591988,E114.105653