Which jews harp is best for a beginner?

"Akulka" Vargan

"Akulka" Vargan
Russian Vargans /
Oberton Pro Lab measurements:
Gaps: 60-90 µm (?)
Base frequency: 50-60 Hz (?)
Reed hardness: 30-40 gf (?)
Frame hardness: 400 gf (?)
Reed size: 80x20 mm
Overall dimensions: 95x25x5 mm (?)
Archived model (?)
Bass jews harp with a soft reed and slightly muffled sound.