... COFDM modulation, Stable transmission2 MPEG-2 video compression, DVD video quality3 Lithium battery for power supply4 Mobile and NLOS(Non ... . Transmitter SpecificationModulation COFDMDC InputDC12.5V~DC16.8VWorking Current≤3.8A/DC12.5VRS232 Control InterfaceStandard RS232 level, 9600, ... supporting 1200~115200ConstellationQPSK,16QAM,64QAM (optional)FEC1/2,2/3,3/4,5/6, 7/8 (optional)Guard Interval1/32 ...