Feasycom FSC-BT677D Silicon Labs EFR32BG21 BLE 5.2 & SIG Mesh & Multi-Connection Bluetooth Low Energy module ya haɗa da 32-bit 80 MHZ ARM Cortex-M33 microcontroller, wanda zai iya samar da matsakaicin ƙarfin fitarwa na 20 dBm. Matsakaicin ƙarfin karɓar guntu shine -97.5 (1 Mbit/s GFSK) dBm, kuma yana goyan bayan cikakken umarni na DSP da naúrar mai iyo don ingantaccen sarrafa sigina. Fasahar gecko mai ƙarancin ƙarfi tana goyan bayan lokacin tashi da sauri da yanayin ceton kuzari. FSC-BT677D software da SDK suna goyan bayan Bluetooth Low Energy (LE), Bluetooth 5.2 da cibiyar sadarwar raga ta Bluetooth. Hakanan tsarin yana goyan bayan haɓaka ƙa'idodin mara waya ta mallaka. FSC-BT677D ya haɗu da MCU-abokin kuzari tare da haɗaɗɗen mai ɗaukar radiyo. Tsarin ya dace da kowane aikace-aikacen sarrafa baturi sauran tsarin da ke buƙatar babban aiki da ƙarancin kuzari.