The calibrator RS350 communicates with the Android device (usually the delivered tablet) via Bluetooth. If it’s necessary to pair this two devices new, go to SETTINGS (RS350 application) and select Bluetooth.
Click on Refresh and select RS350-xxxxxx
The number xxxxxx is matching with the last 6 digits of the RS350 serial no. indicated on the type-label.
The device will show Connected and device battery status as soon as the communication is established.