... a star network, this module SI4432 data transmission module design frequency 470MHZ, RFmatch the debugging part, - the Division has done ... SI4432 wireless module to reach the minimum of outside equipment, radio frequency interference, while not susceptible to interference with other devices, ... of the module transmit power up to 19.6dbm, the receiver sensitivity is-113dbm (9.6K rate test), measured with ...