ANC TWS Bluetooth earphones with simultaneous connection to both earphones and master/slave switch – low-power and high-performance">

老金沙9170(Macau)股份有限公司-Official website

Bluetooth Earphone Chip

BT5.4 Bluetooth earphones。
ANC TWS Bluetooth earphones with simultaneous connection to both earphones and master/slave switch – low-power and high-performance

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