The RF Board is conveniently packaged in QFN, making it easy to ship internationally.There are 20 pins on the high power RF circuit board.Transceiver RF Type from the Evaluation board.
NRF24L01P-MODULE-SMA Features
Packed in QFN 20 pins Transceiver Type
NRF24L01P-MODULE-SMA Applications
There are a lot of Nordic Semiconductor ASA NRF24L01P-MODULE-SMA RF Boards applications.