Extracts audio signal from HDMI and converts to SPDIF with Toslink & RCA digital audio or 3.5mm stereo audio. Features HDMI pass through to preserve the original audio and video source signal to the display with up to 4K resolutions. Works with computer, DVD, Blu-ray player, game console, headphone, A/V receiver and speaker. Ideal for home theater, training facilities and presentation room. Includes converter, 3.5mm to L/R RCA cable, and 5v1Amp AC power adapter. HDCP v2.0 Compliant. (Connectors: Input: HDMI / Output: HDMI, Toslink, RCA, 3.5mm)