Altus AS-A12 RBEO-S Flute; Transverse flute; Legend series; Tuning A = 442 Hz; B-foot; open holes; E-mechanism; offset G; Embouchure design: S-Type; Mouth hole plate and chimney material: Sterling silver (925); Headjoint and body material: Sterling silver (925); keys material: Sterling silver (925); Drawn tone hole chimneys; Soldered C# tone hole chimney; Springs: SP-1 (Altus special alloy); Wall thickness: 0.38 mm; incl. Altus case and cover