①
A Standard SIM Card needed，support GSM / WCDMA；
NOTICE
②
Data & Call ID of Sim Card must be opened；
Traffic, SMS, Calls and other SIM card service fee charged by operators;
③
Positioning / Remote command fucntion rely on network of base station.
Device may not work well if network signal is not very good;
④
Product should stay away from fire, high temperature, heat and other
extreme environments;
⑤
Product should not be long time soaked or rinsed in water;
Standard SIM
CDMA2000
Micro SIM
Nano SIM
GSM / WCDMA
