Surface-mount technology ... The FCM740D is an MCU Wi-Fi 4 and Bluetooth 5.2 module, that boasts a high-performance processor with a frequency of up to 120MHz and supports IEEE 802.11b/g/n ...

Fraunhofer researchers have developed a “multi-gigabit communication module” that uses infrared light to wirelessly transfer data 46 times faster than Wi-Fi and 1,430 times faster than Bluetooth.