AC3 Dolby AC3 DTS Digital theatrical sound MPEG-1 Audio MPEG-1 Audio Coding Format MPEG-1 Audio Layer I MPEG-1 Audio Layer II MPEG-1 Audio Layer III MPEG-2 Audio MPEG-2 Audio Coding Format MPEG-2 Audio Low Sampling Rate MPEG-2 Audio Low Sampling Rate Layer I MPEG-2 Audio Low Sampling Rate Layer II MPEG-2 Audio Low Sampling Rate Layer III MPEG-2 Backward Compatible Multi-Channel MPEG-2 Backward Compatible MPEG-2 Backward Compatible Multi-Channel Layer I MPEG-2 Backward Compatible multi-channel Layer II MPEG-2 Backward Compatible multi-channel Layer III MPEG-2 Audio AAC MPEG-2 Advanced Audio Coding MPEG-2 Audio AAC Low Complexity Profile MPEG-2 Audio AAC Main Profile MPEG-2 Audio AAC Sampling Rate Scaleable Profile MP3 MPEG-1 Layer III + MPEG-2 Low Sampling Rate Layer III III MP3 Audio Coding MPEG-4 Audio MPEG-4 Audio Coding Format MPEG-4 Audio Synthetic Profile MPEG-4 Audio Synthetic Profile @ Level 1 MPEG-4 Audio Synthetic Profile @ Level 2 MPEG-4 Audio Synthetic Profile @ Level 3 MPEG-4 Audio Speech Profile MPEG-4 Audio Speech Profile @ Level 1 MPEG-4 Audio Speech Profile @ Level 2 MPEG-4 Audio Scalable Profile MPEG-4 Audio Scalable Profile @ Level 1 MPEG-4 Audio Scalable Profile @ Level 2 MPEG-4 Audio Scalable Profile @ Level 3 MPEG-4 Audio Scalable Profile @ Level 4 MPEG-4 Main Audio Profile MPEG-4 Main Audio Profile @ Level 1 MPEG-4 Main Audio Profile @ Level 2 MPEG-4 Main Audio Profile @ Level 3 MPEG-4 Main Audio Profile @ Level 4 MPEG-4 High Quality Audio Profile MPEG-4 High Quality Audio Profile @ Level 1 MPEG-4 High Quality Audio Profile @ Level 2 MPEG-4 High Quality Audio Profile @ Level 3 MPEG-4 High Quality Audio Profile @ Level 4 MPEG-4 High Quality Audio Profile @ Level 5 MPEG-4 High Quality Audio Profile @ Level 6 MPEG-4 High Quality Audio Profile @ Level 7 MPEG-4 High Quality Audio Profile @ Level 8 MPEG-4 Low Delay Audio Profile MPEG-4 Low Delay Audio Profile @ Level 1 MPEG-4 Low Delay Audio Profile @ Level 2 MPEG-4 Low Delay Audio Profile @ Level 3 MPEG-4 Low Delay Audio Profile @ Level 4 MPEG-4 Low Delay Audio Profile @ Level 5 MPEG-4 Low Delay Audio Profile @ Level 6 MPEG-4 Low Delay Audio Profile @ Level 7 MPEG-4 Low Delay Audio Profile @ Level 8 MPEG-4 Natural Audio Profile MPEG-4 Natural Audio Profile @ Level 1 MPEG-4 Natural Audio Profile @ Level 2 MPEG-4 Natural Audio Profile @ Level 3 MPEG-4 Natural Audio Profile @ Level 4 MPEG-4 Mobile Audio Internetworking Profile MPEG-4 Mobile Audio Internetworking Profile @ Level 1 MPEG-4 Mobile Audio Internetworking Profile @ Level 2 MPEG-4 Mobile Audio Internetworking Profile @ Level 3 MPEG-4 Mobile Audio Internetworking Profile @ Level 4 MPEG-4 Mobile Audio Internetworking Profile @ Level 5 MPEG-4 Mobile Audio Internetworking Profile @ Level 6 AMR Advanced Multi Rate ITU-T G.72x ITU-T G.72x Speech Coding ITU-T G.723 ITU-T G.723.1 ITU-T G.723 Speech Coding ITU-T G.726 ITU-T G.726 Speech Coding G.728 ITU-T G.728 Speech Coding G.729 ITU-T G.729 Speech Coding Linear PCM Linear Pulse Code Modulation ATRAC Adaptive Transform Acoustic Coding ATRAC2 Adaptive Transform Acoustic Coding 2 ATRAC3 Adaptive Transform Acoustic Coding 3