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Smart Bluetooth Speaker Sound Testing Certification BQB WIFI SIRIM KC India BIS SASO SABER PVOC SONCAP COC E-Mark

Smart Bluetooth Speaker/Sound Testing and Certification BQB,WIFI,SIRIM,KC,India BIS,SASO,SABER,PVOC,SONCAP, COC, E-Mark A new competitive curtain for smart speakers has slowly begun. In addition to volume growth in the future, the entire industry has also begun to enter a new stage of industrial ecological construction. From a longer-term perspective, among smart speaker head manufacturers, regardless of whether they are ecologically open or closed, whether industrial