HT3421A (Holtek)
41 Matrix Key Multi-Function Piano
HT3421A
41 Matrix Key Multi-Function Piano with a Memory
Features
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Operating voltage: 2.4V~5V System operating frequency: 512KHz 12 × 7
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HT3421A 41 Matrix Key Multi-Function Piano with a .
41 Matrix Key Multi-Function Piano
HT3421A Distributor
