Bridge can connect using different audio sources depending on your setup.
You can change this anytime in the app:
Settings → Bridge → Audio
Bluetooth
Use Bluetooth when you want a wireless connection.
In Settings → Bridge → Audio, select Bluetooth.
If Bluetooth won’t connect
Make sure Bluetooth is enabled on your Desk Phone or Computer.
Keep the Bridge device close to your Desk Phone or Computer.
If the app shows an error like “Unable to connect to Bluetooth”, check your Bluetooth connection on your Desk Phone or Computer and try again.
USB
Use USB when you want a wired connection.
In Settings → Bridge → Audio, select USB.
If USB won’t connect
Make sure the USB cable is fully plugged in.
If using a USB hub, try plugging the Bridge device directly into your Desk Phone or Computer.
If the app shows DISCONNECTED, unplug and replug the USB cable and try again.
Try using a different USB cable.
Analog (RJ-9)
Use Analog (RJ-9) for an analog phone connection.
In Settings → Bridge → Audio, select Analog (RJ-9.
Important note for RJ-9
When using an RJ-9 connection, captions do not start automatically. On the main screen, press Start captions to begin a captioning session, and the X button in the top right corner in the Caption Screen to stop a session.