Which jaw harp is best for a beginner?

IH1019 "Ulakh" Shamanic Megakhomus

IH1019 "Ulakh" Shamanic Megakhomus
Yakut Khomuses /
Oberton Pro Lab measurements:
Gaps: 100-150 µm (?)
Fundamental frequency: 25-30 Hz (?)
Reed stiffness: 60-70 gf (?)
Frame stiffness: 300 gf (?)
Reed size: 140-160x30 mm
Overall dimensions: 170-190x70x6 mm (?)
Weight: 100 g (200 g with case)
Very big, bass, quiet jews harp with moderate sensitivity, soft, rumbling timbre and traditional decoration. The reed elbow is long and rustling.