Which jews harp is best for a beginner?

TK345 "Chung Toi" Jew's Harp

TK345 "Chung Toi" Jew's Harp
Vietnamese Jew's Harps /
Oberton Pro Lab measurements:
Gaps: 100-170 µm (?)
Base frequency: 65-80 Hz (?)
Reed hardness: 80-110 gf (?)
Frame hardness: 600-1000 gf (?)
Reed size: 85x22 mm
Overall dimensions: 95x40x3-7 mm (?)
Weight: 55-60 g (160-170 g with case)
29 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 jaw harp with loud, pseudo-bass sound and dirty, mechanical timbre.