This 4K x 2K HDMI audio extractor not only to meet the ideal image of the HDTV but also to meet the need for an extract audio from HDMI source. It can extract the digital audio signal embedded in HDMI source and convert it through 3.5mm analog audio output and SPDIF output at the same time. The SPDIF output both can support 2CH audio or 5.1CH audio including Dolby Digitla 5.1CH and DTS 5.1CH.Specification:Input Port: 1 x HDMI IN, 1 x Micro USB Power Port, 3 x EDID Audio(Pass/2CH/5.1CH)Output Port: 1 x HDMI OUT, 1 x SPDIF (Optical), 1 x 3.5mm JackHDMI resolution :4K x 2K, 24/50/60fs/1080P/1080i/720p/576p/576i/480p/480iSupport video color format: 24bit/deep color 30bit,36bitMax bandwidth: 225MHzMax baud rate: 6.75GbpsMax working current: 190mAThree switing audio EDID settings:Pass: HDMI pass mode. The audio and video can be convertered from the HDMI output. SPDIF and L/R will not output any sound.2CH Mode: Extract the digital 2CH PCM stereo audio signal from the HDMI input and the HDMI/ SPDIF and L/R output stereo audio.5.1CH Mode: Extract 5.1 Dolby Digital / DTS and output via HDMI/ SPDIF.Kindly Note: 1.Not Support Dolby Digital Plus audio, it is support DTS Audio and Dolby digital audio. 2.USB POWER - USB POWER - For some devices with low power HDMI ports(Such as PS4, PS4 Slim and other Sony Device), Please USE PHONE ADAPTER to charger it (Just come with USB Cable)3.NOT SUPPORT copyright protected content; Astro game headsetsPackage Contents:1 X HDMI Audio Extractor1 X 3.5mm to RCA Stereo Audio Cable1 x Micro USB cable1 X User ManualWarranty: 1 Year Limited Warranty byTendak