Set which channel the Wireless ePaper module should use.
Note: If you need to coordinate the channel selection
        due to several APs being within range of one another, you should select automatic channel selection here.
    - SNMP ID:
 - 2.111.88.3
 - Console path:
 - Setup > IoT > Wireless-ePaper
 - Possible values:
 - 2404MHz
 - 2410MHz
 - 2422MHz
 - 2425MHz
 - 2442MHz
 - 2450MHz
 - 2462MHz
 - 2470MHz
 - 2474MHz
 - 2477MHz
 - 2480MHz
 - Auto
 
- Default:
 - 2425MHz