YOB-831/832

YOB-831 YOB-832
System Conservatoire (semi-automatic octave system) Conservatoire (full-automatic octave system)
Bore Style European European
Keys Auxiliary Keys 3rd octave key, Left-hand F key, Adjustable Fork F resonance key, B resonance key, philadelphia D key 3rd octave key, Left-hand F key, Triple C, Low B-C, Adjustable Fork F resonance key, B resonance key, philadelphia D key
Trill Keys Low B-C#, low C-Db, C#-D#, D#-E, F#-G#, G#-A, Ab-Bb, A#-B, B-C#, left C-D, rightC-D Low B-C#, low C-Db, C#-D#, D#-E, F#-G#, G#-A, Ab-Bb, A#-B, B-C#, left C-D, right C-D
Pads cork and leather cork and leather
Material Body Grenadilla Grenadilla
Keys Silver-plated nickel silver Silver-plated nickel silver
Case Deluxe multi-functional case bag (OBB-830L) Deluxe multi-functional case bag (OBB-830L)