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

英国上市公司365(集团)有限公司官网

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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