HDMI Splitter Audio Extractor, 4k@60Hz 1 in 2 out with HDMI Optical Toslink SPDIF + HDMI 7.1CH + 3.5mm Audio Out for PS4 Xbox One DVD Blu-ray Player HD TV Projector - Newegg.com
4K HDMI to Optical Audio Converter + HDMI PCM 5.1 7.1 to Analog Surround Decoder - Newegg.com