Simrad GO XSE Operator's Manual page 166

The SonicHub 2 connects to the paired device.
Connecting and disconnecting paired devices
The SonicHub 2 automatically connects to a device when you pair
them. You can pair it to several devices but only one device can be
connected at a time.
You can manually disconnect and connect the SonicHub 2 to paired
devices.
To disconnect a paired device, select the paired device in the device
list and then select Disconnect.
To connect to a paired device, select the paired device in the device
list and then select Connect.
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Audio | GO XSE Operator Manual