Charango Chord Chart and Tabs in Open E 5 string Tuning

Sibm2, Sibmadd2, Sibmadd9
Notes: Si♭, Re♭, Fa, Do
6,6,8,5,x (2341x)
6,6,x,4,2 (34x21)
6,2,x,4,6 (31x24)
6,x,8,5,6 (2x413)