... Basic ScramblinAluminum casing with built-in cooling plates, waterproof and shockproofCOFDM modulation, Stable transmission,H.264 video compression, DVD video qualityIn ... ,16QAM,64QAMFEC1/2, 2/3, 3/4, 5/6, 7/8Carrier2KGuard Interval1/4, 1/8, 1/16, 1/32Video ... 0~4.8MHz) -4.0~1.5dB(5.5MHz)Audio ChannelRight & left; StereoRS232 Interface for ControlRS232,9600,Data format 8 ...