Tobo HDMI To HDMI Audio Optical and RCA(L/R) Stereo Analog Outputs Video Audio Splitter Converter Support 4K 3D 1080P(50/60HZ) for Blu-ray Player Xbox PS4,with optical cable – TD-578H

• PASS Mode: The output audio format depends on the HDMI input signal.
• 2CH Mode: Set 2CH to get analog stereo audio. Extract the digital 2CH PCM stereo audio signal from the HDMI input and convert it to 2CH analog stereo output through its RCA L/R analog/Optical SPDIF output at the same time
• 5.1CH Mode: Set 5.1CH to get 5.1 digital surround.(HDMI input source must support 5.1CH), Which can be extracted via Optical SPDIF output. It support LPCM 7.1CH,Dobly TrueHD,and DTS-HD Master Audio.

Note: If you choose optical audio out, you can enjoy 5.1CH or 2CH or pass audio mode. If you choose L/R audio out, you can enjoy 2CH or pass mode.