3Pcs 1100 Meter Long Distance NRF24L01 PA LNA Wireless Module Board With AntennaDesription NRF24L01P PA LNA Division for the ultra long distance data transmission specially developed high power and high sensitivity wireless module 2 4G ISM band NRF24L01P PA LNA wireless module to work in the license free that can be point to point applications or be composed of a star network Digital transmission chip NRF24L01 with the Division of Professional Design professional full two way RF power amplifier high power PA and LNA chip RF switches and band pass filters makes effective communication distance greatly expand RF part it has been done a lot of optimization matching debugging The emission efficiency to achieve the highest harmonic minimum and make NRF24L01P PA LNA wireless module of RF interference to the external equipment reaches minimum while not susceptible to interference from other devices NRF24L01P PA LNA wireless module integration is extremely high the size is 41mm x 15 5mm to make conveniently embedded Package included 3 x 1100 Meter Long Distance NRF24L01 PA LNA Wireless Module Board With Antenna