Danfoss 105N9502 Operating Instructions Manual page 13

Operating Instructions Danfoss Bluetooth® Gateway with Tool4Cool® LabEdition
10. Under the Services tab, make a note of the COM port to which the gateway is paired.
In this example it is COM9:
Alternatively, the COM port can be viewed in the COM ports tab of the Bluetooth® devices dialog.
Make a note of the Outgoing COM port:
DEHC.PS.300.D1.02 13