Launch the 123RFID Mobile Application for iOS on the mobile device.
From the Readers list, tap on the available device to connect and view the Rapid Read screen.
Tap
Settings
RFID
Advanced Reader Options
Antenna
.
By default, the Power Level is set to 27.0 dbm. However, it displays as 270 dbm because the value used is in units of tens of dbm. Japan units are set to a different default Power Level depending on the SKU type.
Tap
Back
and select
Regulatory
to set the region in which the device is operating.