Sky will be showing its first 3-D television broadcast on Sunday--a premier league soccer match between Manchester United and Arsenal--ahead of the launch of Europe's first 3-D television channel in April.
Similar to any DSS system, one of the Vertus dongles (the right channel, in this case) acts as the master to receive the stereo stream from a Bluetooth source, and then it'd throw the left-channel stream to the other dongle.