... ×28.4mm×9.5mmMaterialPCSingle color LED indicationBlueInterfaceUSB interface(USB 2.0)Compatible withUSB1.1/1.0Support operating systemsWindows XP/ ... <-101dBm/BW , +900/+1700K Hz, -43dBm)FER≤1.0%(Test 2: <-101dBm/BW , -900/-1700K Hz, -43dBm)Conducted spurious emission<- ... /BW ,+900/+1700KHz, -43dBm)FER≤1.0%(Test 2: <-102.4dBm/BW ,-900/-1700KHz, -43dBm)Conducted Spurious Emission<-76dBm/ ...