Small light and thin large power high sensitivity high sound quality speaker and power drive and control circuit
Small light and thin large power high sensitivity high sound quality speaker and power drive and control circuit
- CN 1,822,718 B
- Filed: 12/29/2005
- Issued: 10/16/2013
- Est. Priority Date: 12/29/2005
- Status: Active Grant
- EN CH
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- Pin
