Quantity   Component name
1 × SX1301 or SX1308 Baseband IC for LoRa
2 × SX1255 or SX1257 RF frontend, 1255 for 433Mhz, 1257 for 900Mhz
1 × (Optional) MAX-7Q GPS module
1 × ETA3410D2I or TPS62061 1.8V step-down