6
○
14
Charging interface:
charging the tablet via DC adapter
○
15
POGO PIN:
Device for connecting base
○
16
Aircraft plug connection:
a device for connecting an air connector
○
17
RS232 serial interface:
used to connect the device with RS232 serial interface
○
18
Ethernet interface:
used to connect Ethernet connections
○
19
Rear camera:
camera, video
○
21
One dimensional / two-dimensional code scanning head:
the same press
the scan button, activate the scanning head to get the barcode image information
○
22
Fingerprint input sensor:
used in the past fingerprint information
