Set Up:
With Raspbian (Stand 01/2014) must be changed only one Configuration so Raspbian searches for USB sound cards:
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Appearance:
The only downer is that the stick is wider than the USB slot; so should not be too wide a device in adjacent USB output. Cables go smoothly, the connected wireless USB adapter comes with some caution.
My setup in detail:
In this list are (up to the memory card and cable) of all proven in this Setup components: