Different operating systems have different performance in different emulators. The RG552 has two different operating systems to choose from initially, those being Android 7.1, and Batocera. The right-most microSD card slot ( TF2) is used for storage only. The left-most microSD card slot ( TF1) can be used for storage and firmware. This is made possible via the SD card slots in the bottom of the device. The power light should appear when a charging current is detected.Īn awesome feature of the RG552 is the ability to to run not one, but TWO different types of operating systems. We stress – the device will not charge if you do not use the DC port. The other USB port is used for connecting miscellaneous peripherals. While not mandatory, it is highly recommended you use the charger that comes with the unit if you are unsure of what kind of chargers are supported. To charge the device, connect it to your charger of choice via the USB Type-C port labelled “ DC“.

Charging The RG552ĭepending on how long your device was sitting in a warehouse before it reached your hands, it may be running a little low on battery.

Now with that shameless self-promotion out of the way, let’s get started.

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