Motorola RS507-IM2xxxxSTWR Product Reference Manual page 190

Click the Hardware tab to retrieve the BT radio BD address.
5.
SPP - Bluetooth Settings - BT Radio BD Address
Figure 7-23
Run the PC Tool application.
6.
SPP - PC Tool application
Figure 7-24
Click the Show Bluetooth Address barcode button.
7.
RS507 Bluetooth Connection Using HID and SPP Profiles 7 - 21