蓝牙发射模块 蓝牙语音话筒模块 无线立体声音频传输模块板
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HXT6212蓝牙模块
蓝牙5.0 BLE HS6621CM, ...
CC2540 低功耗蓝牙模块 N701A...
EFR32BG224 符合AEC-Q10...
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