GPS трекер Xexun TK 102, GPS трекер TK 102-2, GPS трекер TK 103

Вопросы и ответы

I couldn’t receive a message when calling the GPS tracker. Why?

2011-2-16 1. Caller ID and message function should be opened if you want to receive messages.
2. Check whether the GPS tracker is authorized to other phone numbers.
3. Messages can not be received if a phone number is unauthorized.
4. Messages can not be received if you set the IP and port. Messages will be sent to GPRS platform.
5. If the GPS tracker is under unpositioning mode, messages cannot be received.