This wireless Transceiver module is an easy and suitable module if you want to setup your wireless communication system with low cost!!  It can achieve a good balance between wireless transition performance and cost!You can easily add it with your own MCU/ARM/PIC/AVR/STM32 system!What's more, this nRF24L01+ module is designed with Power amplifier and SMA antennaThis allowed you to use the wireless communication up to 1000 meters! (No barrier)Specifications: Frequence: 2.4GHz~2.5GHzOperating voltage: 3 ~ 3.6VMax Current: 115mAMulti-frequency: 125 frequencySupport up to six channels of data reception Package Included: 1PCS*New NRF24L01+PA+LNA SMA Antenna Wireless Transceiver communication module 1PCS*SMA Antenna