Chromatic Accordion- 34 Treble keys- 72 Basses- 5 Treble registers- 2 Bass registers- 3 Reed ranks on the treble side- 4 Reed ranks on the bass side- Tonal range: G to E- Silent Key: Treble keyboard with soft touch- Black fabric bellows and cover- Dimensions: (L x W) 394 x 185 mm- Weight: 7.4 kg- Colour: Jet Black- Including gig bag and textile strap