Which jaw harp is best for a beginner?

Brass, thin, massive

Brass, thin, massive
Nepalese Murchungas /
Oberton Pro Lab measurements:
Gaps: 150-300 µm (?)
Base frequency: 110-170 Hz (?)
Reed hardness: 110-180 gf (?)
Frame hardness: 300-700 gf (?)
Reed size: 65x15 mm
Overall dimensions: 100-110x20x7 mm (?)
Archived model (?)
Large Murchunga with a thick frame, minimally playable: simple sound, low volume and sensitivity.