50 Minutos para 10 Blues Backing Tracks - 10 Backing Tracks en diferentes tonos

https://www.youtube.com/watch?v=8c19dQfY4gg

La lista de tonos de las 10 backing tracks

00:00 Blues Backing Track 1 in A
05:00 Blues Backing Track 2 in G
10:00 Blues Backing Track 3 in Bb
15:00 Blues Backing Track 4 in E
20:00 Blues Backing Track 5 in G
25:00 Blues Backing Track 6 in B
30:00 Blues Backing Track 7 in F#
35:00 Blues Backing Track 8 in E
40:00 Blues Backing Track 9 in E
45:00 Blues Backing Track 10 in Cm