D550 Same size and tone as the D500 with an extended bass range. Chromatic range is C3 to E6. Dots indicate marked courses. All strings have loop ends. Wire gauges are shown in inches.
Unspecified strings are plain steel wire.
D600 Our largest chromatic. This instrument has an incredibly deep and resonant piano-like tone. Chromatic range is C3 through E6. Dots indicate marked courses. All strings have loop ends.