... HD SD-SDI optical fiber extender transmitter and receiver with lowest price Features3G-SDI/HD-SDI/SD-SDI signal auto recognition ... channel is in failure.1:N splitter or switch optionCompliant with the standards of SMPTE424M, SMPTE292M, SMPTE259M, SMPTE297M, SMPTE310M ... ASI stream through one single mode fiber or multimode fiber with the standards of SMPTE424M, SMPTE259M, SMPTE297M, SMPTE310M, SMPTE305M ...