Throncom Mini 4K HDMI Fiber Extender - HDMI to Fiber Converter, 4K HDMI Video Optical Transceiver Up to 20km Over Single-Mode Fiber with External Stereo Audio and RS232

【Ultra HD 4K Resolution】- This HDMI optical transceiver supports up to 4K*2K@60Hz resolution, compatible backwards with lower resolution., 【Support Backward RS232】- The HDMI fiber extender support serial RS232 signal, you can control the RS232 serial devices from remote side., 【Support External Stereo Audio】- The HDMI Extender is designed with 3.5mm external stereo audio, audio and video synchronous transmission., 【Uncompressed Transmission】- HDMI to fiber converter can transmit the uncompressed signals up to 12.5 Miles with no delay and no loss., 【Mini Size 2.87 x 1.73 x 0.69in】- The 4K HDMI fiber extender has miniature form factor for ease of use and installation, adopts rugged aluminum material.