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

Вопросы и ответы

There is an echo during phone conversation

2011-5-29 When there is an echo during phone conversation, you may do as follows.
1. Adjust the volume of the speaker.
2. Replace speaker & microphone; do not put them nearby.

View more information of GPS tracker!