AAC Base64
aac 60s
aac 1m30s
aac 1h1m30s
aac 1d1h1m30s
aac 1m1d1h1m30s
aac 1y1m1d1h1m30s
aac 90s
aac 90m
aac 25h
m4a 60s
m4a 1m30s
m4a 1h1m30s
m4a 1d1h1m30s
m4a 1m1d1h1m30s
m4a 1y1m1d1h1m30s
m4a 90s
m4a 90m
m4a 25h