wireless adapter 2.4g nrf24l01

2.4G NRF24L01 Wireless Transceiver Communication Module + SMA Antenna

This allowed you to use the wireless communication up to 500 meters! (No barrier)

Specifications:
Frequence: 2.4GHz~2.5GHz
Operating voltage: 3 ~ 3.6V
Max Current: 115mA
Multi-frequency: 125 frequency
Support up to six channels of data reception