USB Audio Software Design Guide SPEAK TO SALES Version Released Comments 6.16.1alpha1 2016-05-13 DOWNLOAD 6.15.2rc1 2016-04-06 DOWNLOAD 6.12.6rc0.a 2015-07-06 DOWNLOAD 6.6.0rc5.a 2014-06-02 DOWNLOAD 6.5.1rc9.a 2014-05-12 DOWNLOAD 6.5.1rc7.a 2014-05-02 DOWNLOAD