... , SMPTE297M, SMPTE305M, SMPTE310M etc., besides it is easy and flexible to install any kind of SDI transmission system, which ... optic cable. Product Feature:1, Support 1 channel video and 1 channel RS485 data transmission2, Distance up to 20KM ... all critical parameters7, No software needed, support plug and play8, with anti-surge and anti-electrostatic protection function Specification: 1, Serial ...