I-JHA-D1TV1RB-20 i-optical video transmitter nomamukeli idlulisa ividiyo engu-1ch kanye ne-1ch RS485 amasiginali wedatha ku-fiber optical.Ku-9/125um Ifayibha yemodi eyodwa ibanga layo lokusebenza ngu-20Km kuya ku-80KM kuyilapho ku-multimode fiber ingu-5Km.