Holiday Shipping Details & Extended Holiday Returns 
Features:
- Input Port: 1 x HDMI IN, 1 x 5V Power Port, 3 x EDID Audio(Pass/2CH/5.1CH)
- Output Port: 1 x HDMI OUT, 1 x SPDIF (Optical), 1 x 3.5mm Jack
- HDMI resolution: 4K@60Hz/1080P/1080i/720p/576p/576i/480p/480i
- Support video color format: 24bit/deep color 30bit,36bit
- Max bandwidth: 340MHz
- Max baud rate: 18Gbps
- Max working current: 350mA
NOTE:
1: The maximum support is 4K@60Hz. When using 4K resolution requires the input source and output device to support 4K at the same time in order to be used normally.
2:This audio extractor does not support use with Bluetooth headsets.
3:When you use this audio extractor with Yamaha, please connect the input source to the HDMI input port of the audio extractor, connect the output device to the HDMI output port of the audio extractor, and then connect the Yamaha to the audio extractor Audio output port.
Please do not use Yamaha as an input source to connect to the HDMI input port of the audio extractor directly !
- HDMI Audio Extractor :One HDMI input to One HDMI ouput + Optical Toslink SPDIF and Analog 3.5mm AUX stereo audio out,hdmi to 3.5mm audio adapter (Tips: SPDIF and AUX audio support output separeately to soundbar, amplifier, headphone and other audio receiver without connecting TV / Monitor)
- Three Audio mode switch settings: (Pass, 2CH and 5.1CH Mode) 3.5mm audio output supports incoming 2CH PCM LPCM stereo audio;Optical SPDIF output supports incoming 2CH PCM, 5.1CH Dobly Digital, Dobly TrueHD, DTS-HD.(Note:Our product do not support Dobly Digital plus and CEC function)
- 4K 60Hz High Resolution: ESTONE HDMI Optical audio Extractor Support 4KX2K@60Hz/ 3D/1080p/1080i/720p/576i/480p/480i. Support video color format: 24bit/deep color 30bit,36bit with sync sound; YUV:4:2:0 HDMI v1.4 HDCP1.4; It also Support HDMI ARC (Audio Return Channel)
- Wide Compatible: Suitable for various HDMI source devices like Blu-ray/ DVD/ HD player, cable/satellite box, Amazon Fire TV, Apple TV, PS3/4, PS5, Xbox, PC/laptop, HD camera, HD DVR etc. Due to voltage supply each device can support is different and limited,For some devices with low power HDMI ports(Such as PS4, PS4 Slim and other Sony Device), we highly recommend using power adapter.
This 4K x 2K HDMI audio extractor supports ARC Function, you can listen to music in night or anytime without worring to disturb others.
How to use:
Connect your TV HDMI(ARC) Port to this switch HDMI Output Port with HDMI Cable, then using optical cable to the soundbar, Speaker, home theater, A/V receivers etc./3.5mm famale cable to the headphone. No distortion of audio or video.
If you want to connect to audio equipment such as speakers through the digital SPDIF port, make sure that the digital SPDIF port lights up red to prove that the converter has a signal.Can be used normally
Support up to 4K@60hz, EDID2.2, HDMI 2.0, 2CH PCM, 5.1CH Dobly Digital, Dobly TrueHD, DTS-HD
High speed bandwidth of 18 Gbps and stable transmission of high-definition video signals with smooth and undistorted picture quality.
1. Only video, no audio
1.1 The output device is a projector
Generally, the projector only supports stereo, so the input source also needs to be set to stereo. It is recommended to dial the HDMI Audio Extractor to the PASS gear.
1.2 The output device is a display
The display does not support the audio format of the playback, you need to set the input source to PCM format, and then dial the HDMI Audio Extractor to the 2.0 gear or PASS gear.
1.3 The input source is ROKU/Forestick/Blu-ray player/Amazon stick/PS3/PS4/Nintendo/Google stick/apple tv/xbox360/cable box:
The input source is ROKU or Forestick:
Roku and Forestick may be Dolby PULS, the audio format is 7.1, but this HDMI Audio Extractor does not support 7.1, it is recommended that customers set the audio format to stereo. Or adjust the resolution to 1080P or automatic.
The input source is Blu-ray/Nintendo:
To change the input HDMI cable, you need 19+1 HDMI2.0 cable. In addition, the audio may not support the input source audio format. It is recommended to set the input source audio to stereo and HDMI Audio Extractor to the PASS gear.
The input source is Amazon stick/Google stick:
It is recommended to set the audio format to stereo or the best audio format, do not choose 7.1
The input source is PS3/PS4:
It may be that the audio does not support the input source audio format. It is recommended that the audio output be set to HDMI output, and then set HDMI Audio Extractor to PCM format, and then HDMI Audio Extractor dial code to 2.0 gear or PASS gear.
The input source is apple tv/xbox360/cable box:
It may be that the resolution and HDCP are too high. It is recommended to lower the input source resolution and set the audio output to HDMI output. It may also be that the audio does not support the input source audio format. It is recommended to set the input source audio to stereo and HDMI Audio Extractor to the PASS gear.
2. There is audio, but there will be hissing sound
The 3.5mm audio port only supports 2.0 channels, it is recommended to set the input source to PCM format, and then dial the device to the 2.0 position.
Please use 19+1 HDMI2.0, AWG26 standard cable as much as possible, and set the input source to PCM format, and then dial this HDMI Audio Extractor to 2.0 gear to reduce the bandwidth.
3. Only audio, no video
The input source resolution may be too high and the monitor does not support it. It is recommended to set the input source to 1080P resolution.
4. There is video but the video picture is abnormal (purple/stripe)
It may be that the display format is incorrect. It is recommended to set the input source to RGB format instead of YUV format. Or reduce the input source resolution to 1080P
5. Customer complaints in ARC
ARC connection is established with the TV, but there is no audio connected via ARC/HDMI, nor audio from analog output.
First: need your TV to support ARC, and turn on the ARC button on the device, then connect this HDMI Audio Extractor to the TV's ARC HDMI port.
Second: Connect the ARC HDMI port of the TV and the HDMI OUT port of this HDMI Audio Extractor
Third: You need to dial this HDMI Audio Extractor to 2.0 to get digital audio