NRF + PA + LNA wireless module operates in Free license 2.4G ISM band, you can do point to point application and can also be composed of star network. The Data transmission chip NRF24L01+, and match with the department’s professional design, Add the the chip of power PA and LNA, RF switch, band pass filter composed of a professional full two-way RF power amplifier, making the effective communication distance has been greatly expanded. Small size: 45.54mm x 16.46mm, easy to embed in any space-constrained products, customers can use the SPI port of Arduino or any other MCU to control NRF24L01P + PA + LNA, Wireless module to complete long distance wireless data transmission system design.