(1) transmit power:10DB (2)operating frequency:315MHZ~433.92MHZ (3)operating temprature:-40C~80C (4)operating voltage:3V-5V KST-TX03 is Wireless transmitter module ,It is adopting SMD technology, On basis of deal with steady frequency ,It is adopting SAW resonator . PCB adopts the least material of ring loss ,mini-volume, convenient install, easy use, Advanced production technology, Import ...