RF-SM-1077B2 is a sub 1GHz module working under the 433 MHz frequency. The Sub-1G module is aimed at power-supplied applications with long-range and low power consumption requirements. It is widely used in the sensor monitoring market. Choose CC1310 433 MHz transmitter and transeciver to simplify your monitoring devices.
RF-WM-20CMB1 is a Combo BLE4.2 Wi-Fi 2.4 GHz module targeted at the low-cost and low-power consumption markets. The module with three RF output modes makes it popular in IoT Internet of Things applications.