RF-SM-1077B1 is a CC1310 module working under the sub-1GHz frequency supporting 868MHz and 915MHz. The Sub-1G module is targeted at long range and low power consumption applications. It is widely used in the sensor monitoring market. Choose 868 MHz - 915 MHz transceiver&transmitter RF-SM-1077B1 to simplify your end devices.
RF-AL42UHB2 is a LoRa and LoRaWAN module designed for the long range wireless data transmission markets. This long range RF module can work under a continuous frequency coverage from 410 MHz to 525 MHz. RF-AL42UHB2 will be a suitable module in LPWAN application.