SE-000863-A – 500459 HDMI – RS232 Extender Kit HDBT 4K60 Installation Guide February 2, 2022 500459, 500459-100 Download Preview File Type: pdf Categories: Manual ← SE-000869-A – 500464 HDMI 2.0 Fiber Extender Kit Installation GuideSE-000801-A – 500439 HDMI Audio Extractor, Dolby & DTS Installation Guide →