7
TF P or t
USB Po rt
DC Port
Tes t/O N/ OFF
Switc hes
SIM Port
14
．DC Part.
Used for external power supply, support DC 6V/2A power supply connection.
15
．USB Part
connect PC with USB cable.
16
．TF Part
To store video, image and data information.
17
．SIM Part
GSM communication card for transmitting or receiving text image information.
18
．TEST/ON/OFF Switches
Include Test mode, ON mode and OFF mode.
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