Listen to Rocksmith Guitar via A2DP

If you have not heard of Rocksmith Guitar, while trying to learn how to play an electric guitar, do buy it, just because:

 

Now, for a number of reasons, this otherwise nice program does not allow to set A2D2 output as default sound device.

This is what happens if you select your BT phones here in the Sound Cards settings:

We need to trick this and other programs. You can either select BT Phone Headset above (8kHz sampling, so it works), or the configuration below.

First, restore the default, non-virtual, hardware sound output:


Then go to the Recording tab.
Instead of setting for the default Rocksmith USB Recording Device:

Enable the Stereo Mix entry:

 (If you do not see it here, enable "Show hidden devices" in Device Manager first).

Then stream the input to your BT headphones, e.g. like this:

It is not perfect: expect a 200 ms lag on a 2.5 GHz notebook, on top of the lag due to the USB analog to digital converter (adjustable with Latency Buffer in Rocksmith Sound options: 2 works in my system) but it's better than the wire harness to your notebook and guitar together.