Feasycom FSC-BT677C 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 10 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-BT677C 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-BT677C yana haɗa MCU mai son kuzari tare da haɗe-haɗe na rediyo. Tsarin ya dace da kowane aikace-aikacen sarrafa baturi sauran tsarin da ke buƙatar babban aiki da ƙarancin kuzari.