1、Support for HDMI ARC 4K X 2K HDMI audio extractor, can meet ideal HDTV image, but also meet the needs of audio extraction from HDMI sources. 2、Digital audio signals embedded in HDMI sources can extracted and converted simultaneously through 5mm analog audio output, SPDIF and coaxial output. 3、SPDIF output can support 2CH audio or 1CH audio, including for Dolby Digitla 1CH/DTS 1CH. 4、Output interface supports audio return channel(ARC). Using LED indicator light to clearly indicate working status of the product. 5、Support audio EDID selection function(2CH, 1CH, PASS). HDMI V4 support: 4K * 2K@30Hz ‑‑3D. 6、Support dark color 24/30/36 HDMI output support CEC channel. Simple installation, no signal loss. 7、Support digital audio format, for DTS‑HD/Dolby‑True HD/AC3/DTS/DSD. 1 x HDMI Audio Extractor1 x USB Power Cord1 x Manual Condition: 100% Brand NewItem Type: HDMI Audio ExtractorMaterial: Aluminium AlloyColor: BlackInput Port: 1 x HDMI IN，1 x Micro USB Power Supply Port，3 x EDID Audio（Pass / 2CH / 5.1CH）Output Port: 1 x HDMI OUT，1 x SPDIF（Optical Fiber），1 x Coaxial，1 x 3.5mm HoleARC Function: ARC Function Switch Can Turn on or off ARC Function(to Use ARC Function, Your HDTV Must Support ARC Function, or It Won't Work)HDMI Resolution：4K x 2K，24/50 / 60fs / 1080P / 1080i / 720p / 576p / 576i / 480p / 480iSupports Video Colorful Format: 24bit /Dark Color 30bit，36bitMaximum Bandwidth: 300MHzMaximum Baud Rate: 10.2GbpsWeight: Approx. 185g