USB from my PC or Mac
The Amazon Music desktop app can also be played from your PC or Mac through a USB connection to your Cambridge Audio network player when a direct point to point connection is desired.
Connect a USB A to B cable between your PC or Mac and the Cambridge Audio network player and select “USB Audio” as the desired digital input through the network players interface.
Amazon Music can also be played over a Bluetooth connection available by connecting the optional BT100 Bluetooth receiver to the Cambridge Audio network player and pairing it to your smart device.
Select Bluetooth within the Amazon Music app to choose the BT100 aptX Bluetooth connection.