User's Manual

Castles Technology Co., Ltd. All Right Reserved. Pg. 12
2.4. Insert GSM Micro SIM Card
Step 1: Remove battery cover / back cover
Step 2: Insert GSM Micro SIM card into desire slot.
SAM 1
Gold contact is on the upper side of the card and facing down.
SAM 2
Gold contact is on the upper side of the card and facing down.
Step 3: Reverse the operation of step 1 to install the battery cover.
SIM2
SIM1