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1.Install SIM Card
1) Buy suitable SIM Card
Buy GSM Nano SIM Card, Please make sure your sim card has the caller ID display function and
GPRS service.Our watch only support GSM SIM Card with 2G network , it can be compatible with 3G,
4G Sim card if they support 2G network at the same time.
2) Install SIM Card
① Before installing SIM Card, make sure this watch is power off;
② Please use Screwdriver to open this SIM Card case on the back of the watch ;
③ We are using standard Nano SIM card (SIM card for iPhone6S). Insert the card with the
mental side up into the Sim card case;
④ Cover the Sim card case, use the screwdriver to tighten the screws;
⑤ Start the watch , if it is no signal , please install Sim card again.
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