Aaeon MIX-ALND1 Manual page 31

16. M.2 E-key slot
The M.2 E-key slot connects to an M.2 Wi-Fi module.
NOTE: The M.2 Wi-Fi module is purchased seperately.
17. Micro SIM card socket
The Micro SIM card socket allows you to install a Micro SIM card.
Chapter 2: Motherboard information
M2_TYPE_E
SIM
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