M3 Mobile SM20 Series - Application Screen Usage; Phone Call Features

SM20 Series
User Manual
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 Charge this device – This mode is only for charging a device. Data cannot be sent.
 File Transfer – Send files to another device.
 PTP – Send photos or files.
 MIDI – Use as Musical Instruments App.
2. PC recognizes the device and automatically installs driver.
3. Once the driver is completely installed, file is transferred through Explorer.

If the device does not connect with a PC, check the following:
 Check if the USB cable is properly connected between the device and PC.
 Check if LCD screen of the device is turned on.
Check above and connect them again.
3 Using the Application Screen
3.1 Phone Function
M3 SM20 supports the 2G (GSM), 3G (UMTS, HSPA+) and 4G (LTE) networks.
3.1.1 Basics
Press the icon to use the Phone menu.
 Press the ( ) icon to see the recent call history.
 Press the ( ) icon to see the contacts.
 Press the Create new contact to add a contact.