... /10W, 433Mhz,option of 450-470Mhz; 2.range is 2-20KM in the open site 3.TTL/RS232 ... 45mA, TX current:1.5A. High receiving sensitivity: -123dbm.2. Modulation mode and Frequency Modulation mode: GFSK, Frequency : ... be achieved when channel bit error rate is 10-2.4. Long transmission distance Within the range of ... Rf transmitter 433MHZ,options of 450-470MHZ,5/10W,12V,5-20km range wireless broadcasting module