... data transmissionspecially developed high-power and high sensitivity wireless module. SI4432 wireless chip work at 240MHZ-960MHZ, peer- ... also be composed of a star network, this module SI4432 data transmission module design frequency 470MHZ, RFmatch the debugging part, - ... devices, greatly improvethe stability of the module transmit power up to 19.6dbm, the receiver sensitivity is-113dbm (9.6K ...