Charango Chord Chart and Tabs in Ronroco Tuning

Sibm9, Sib-9, Sib min9
Notes: Si♭, Ré♭, Fa, La♭, Do
9,8,6,6,8 (42113)
6,8,9,6,8 (12413)
9,6,6,6,10 (21113)
6,6,9,6,10 (11213)