What is the USB Type-B mini port on my Player for? Updated September 15, 2022 18:05 BLS-KB14-106 The USB Type-B mini port on your Bluesound Player is for product service purposes only. You cannot connect a Bluesound Player to a computer USB port for playback, recording or file transfer purposes. Related articles How do I connect my Bluesound Player to the network? What do the different colors of the LED signify? How do I Install and Update the BluOS Apps? Why Isn't My External DAC Playing MQA? Can I use my TV remote to Control Bluesound?