HDMI to Fiber Extender 4K@30Hz + (Add. Audio Ports)

1 channel 4K HDMI video with loop out + 1 channel bidirectional 3.5 audio +1 channel reverse IR+1channel bidirectional RS232 data to fiber optical converter  channel 4K HDMI video with loop out + KVM + 1 channel bidirectional 3.5 audio +1 channel reverse IR+1channel bidirectional RS232 data to fiber optical converter 1 channel 4K HDMI video with loop out + KVM + 1 channel bidirectional 3.5 audio +1 channel reverse IR+1channel bidirectional RS232 data + 1 channel reverse contact closure to fiber optical converter 1 channel 4K HDMI video with loop out + 1 channel bidirectional 3.5 audio + 1 channel reverse IR+1 channel bidirectional RS485 data to fiber optical converter 1 channel 4K HDMI video with loop out + KVM + 1 channel bidirectional 3.5 audio +1 channel reverse IR+1channel bidirectional RS485 data to fiber optical converter 1 channel 4K HDMI video with loop out + KVM + 1 channel bidirectional 3.5 audio +1 channel reverse IR+1 channel bidirectional RS485 data + 1 channel reverse con