Features: 1 HDMI input, converted to 1 HDMI + audio (1 optical + 1 coaxial + L/R) output Support audio output: optical fiber digital audio + 1 coaxial digital audio + L/R analog audio support HDR Support 4K*2K/60Hz resolution l Video format supports up to 4K*2K/60Hz 12-bit YcbCR4:2:0; 4K*2K/60Hz 10-bit YcbCR4:2:0; 4K*2K/60Hz 8-bit YcbCR4:2:0 Support ARC function, output TV ARC return audio through optical port It can realize audio synchronization and separate output, There are three audio modes: ADV, 2.0, 5.1 to choose from SPDIF digital audio output supports Dolby Digital (AC3), DTS supports 5.1 channels LED indicator light, when the signal source or signal terminal is in working state, the corresponding indicator light will light up. LED status indication, the working status of the product is clear at a glance No signal loss. External 5V/1A power adapter.