Standard Raspberry Pi Pico header, supports Raspberry Pi Pico series
Using UART bus, easily converting UART to RS232, or vice versa
Comes with development resources and manual (Raspberry Pi Pico C/C++ and MicroPython examples)
Onboard Female Pin Header For Direct Attaching To Raspberry Pi Pico
Incorporates RS232 Transceiver SP3232EEN, Using UART Bus