Which jews harp is best for a beginner?

TK287 "Ho Chi Min's Tear" Jew's Harp

TK287 "Ho Chi Min's Tear" Jew's Harp
Vietnamese Jew's Harps /
Oberton Pro Lab measurements:
Gaps: 150-300 µm (?)
Base frequency: 80-100 Hz (?)
Reed hardness: 80-150 gf (?)
Frame hardness: 1500-20000 gf (?)
Reed size: 55-65x20-25 mm
Overall dimensions: 85-95x40x8 mm (?)
Weight: 15-20 g (100-120 g with case)
23 USD
Is case included: yes
Compatible Cases and Other Accessories

Shipping: from 3 USD (more...)
Stock: No (when will be in stock?)
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best price
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Low quality souvenir jaw harp with loud sound and dirty timbre.