This extractor allows you to split audio and video from an HDMI cable into separate signals so that you can get the sound directly to speakers or headphones while the image signal continues in a second HDMI cable from the extractor to the TV or monitor. The extractor is easy to use and supports 3D, 1080p and 4K completely without loss of quality making it a flexible multimedia accessory. With a button on the extractor, you can switch between the audio channels 2.1, 5.1 or Pass which allows the sound to go through without modification. The extractor also supports the Audio Return Channel (ARC) which allows audio signals in the HDMI cable to travel both ways.- Shatter audio and video signals from HDMI without loss of quality- 3D, 1080p, and 4K- Get audio signals to SPDIF, 3.5mm Aux (L/R) or via ARC- Choose from audio channels 2.1, 5.1 or Unchanged Sound Pass- Audio Sync >>lt;br>Output : 1x HDMI - 1x SPDIF - 1x 3.5mm AuxAudio format: DTS-HD / Dolby true HD / LPCM7.1 / DTS / Dolby-AC371s / DSDBlu-ray support: 24/50 / 60fs / HD dvd / XVYCCHDMI Resolution: 4k / 2k / 3D / 1080p / 1080 / 720p / 576p / 576 / 480p / 480iMax Bandwidth: 520 MHzMax Band Speed: 18 GbpsPower Supply: DC 5V / 1AInput / Output TMDS Signal: 0.5 ~ 1.5 Volt p-p (TTL)Input / Output DDC Signal: 5 Volt p-p (TTL)Width: 6.8 cmHeight : 2.3 cmDepth: 5.7 cmWeight: 74 gMaterial: AluminiumColor: BlackPackaging Contains:1x HDMI Audio Extractor&lt ;br> 1x 3.5mm Aux to L /R Adapter Cable (32 cm)1x Power Cable with DC 5V / 1A Adapter (80 cm)1x ManualOBSThis device may be having problems with Chromecast. The product is shipped in its original packaging. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store