Etzin HDMI Audio Optical Extractor Splitter with Optical Cable (AY60) Gaming Adapter  (Black, For PC)

One HDMI In to One HDMI Out (Pass-through), plus SPDIF (Optical) and 3.5mm Audio Outputs. Designed for extract the audio embedded in HDMI source like Chromecast, Blu-ray player, cable box, Apple TV, etc. PASS : HDMI pass mode. The audio and video can be converter ed from the HDMI output. SPDIF and L/R will not output any sound. 2CH: 2 channel stereo mode. Source device will send 2CH PCM stereo audio in HDMI which can be converted to 2CH analog stereo and output via RCA L/R (SPDIF and HDMI also have stereo audio output at the same time). 5.1 channel mode.Source device sends Dolby Digital / DTS which can be extracted via SPDIF out; The RCA L/R output will not have sound. SPDIF does NOT support 5.1 Dolby Digital Plus. Please turn off Dolby Digital Plus for Amazon Fire TV,Apple TV,Roku and Chromecast if no sound