The alphanumeric string in your keyword highlights the core hardware profile of the device:
: In many listings, "None" may refer to a specific package version that does not include an extra SD card or a bundled accessory. Allupgrade Aml920 4g 512m None Sos-
: Most AML920 models use a combination of GPS, LBS (Location Based Services), and Wi-Fi positioning to provide parents or caregivers with the wearer's location via a mobile app. The alphanumeric string in your keyword highlights the
: The device carries 512MB of RAM. While modest by modern smartphone standards, it is sufficient for basic lightweight OS tasks, GPS tracking, and simple voice/video calls. LBS (Location Based Services)
looking for a way to track and call their children without giving them a full smartphone.