Simplecom CM423v3 HDMI 2.0 Audio Extractor Optical SPDIF + 3.5mm Stereo with ARC 4K@60Hz

CM423v3 is an HDMI 2.0 audio extractor that supports video resolutions up to 4K@60Hz and offers audio output via optical SPDIF or 3.5mm stereo. It also features ARC (Audio Return Channel) compatibility, allowing direct connection to an ARC-enabled TV. This makes it an ideal solution for outputting audio to an external speaker system with analog or optical inputs, especially for audio systems without HDMI inputs.

It allows you to extract embedded audio from an HDMI source or directly from an ARC-compatible TV, and output the audio separately through either a stereo connector or a digital optical SPDIF connector. It complies with HDMI 2.0b standards, and supports up to 18Gbps of bandwidth, perfect for home theatre setups, 4K gaming, or video streaming on a 4K display. This compact adapter can be placed behind your AV equipment and powered via USB, either from a wall charger or an available USB port on your TV.

Features

• Compliant with the HDMI 2.0b standard for broad compatibility
• Supports HDMI input audio extraction or HDMI ARC audio extraction modes
• Supports 18Gbps bandwidth and HDMI input/output resolution up to 4K@60Hz
• Allows HDMI input to be passed through to an HDMI output while extracting audio for external sound system
• Supports HDMI ARC, allowing direct audio extraction from ARC-enabled TV
• Optical SPDIF and 3.5mm audio output extracted from HDMI input or ARC
• HDCP 2.2 compliant, ensuring compatibility with encrypted media
• Powered by USB, micro USB port for power input
• Supports compressed audio DTS Digital, Dolby Digital and uncompressed audio PCM, LPCM

Specifications

• HDMI Version: HDMI 2.0b (backwards compatible)
• HDMI resolution support:  480i/480p/576i/576p/720p/1080i/1080p/4K@60Hz
• Input: 1x HDMI Input
• Audio Outputs: 1x SPDIF (Optical),  1 x 3.5mm Stereo Audio (Analog)
• Video Output: 1x HDMI output (HDMI pass-through)
• ARC Support: Yes (with switch)
• HDMI 3D Support: Yes
• HDCP Version: HDCP 2.2
• Max Bandwidth: 600MHz
• Max Baud Rate: 18Gbps
• Support Color Format: 24bit, 30bit, 36bit deep color
• Digital audio Support: Dolby Digital, Dolby TrueHD, DTS-HD, DTS, PCM, LPCM
• Max Input Cable Distance: 10m AWG26 HDMI standard cable
• Max Input Cable Distance: 10m AWG26 HDMI standard cable
• Power Input: Micro USB (5V/1A)
• Dimension: 75 x 55 x 25mm (LxWxH)
• Weight: 43g

Package Contents

• 1x HDMI Audio Extractor
• 1x 0.5M HDMI Lead
• 1x USB Power cable
• 1x Optical Audio Cable
• 1x User Manual

TV (Auto) Mode:
3.5mm and SPDIF audio output formats are determined by the TV EDID signal from HDMI input (5.1CH audio is supported by SPDIF port only)

2.0 (2CH) Mode:
3.5mm and SPDIF ports will output stereo audio.Extracts the 2CH PCM stereo audio signal from the HDMI input and output through its 3.5mm Audio/Optical SPDIF ports at the same time.

5.1 (5.1CH) Mode:
SPDIF port will output 5.1CH audio, 3.5mm port is disable. Please note HDMI input source must contain 5.1 channel digital audio, otherwise SPDIF will be no audio output.

Note: Turn Off Dolby Digital Plus
Because TOSLINK (SPDIF) does not support Dolby Digital Plus, you need to turn off Dolby Digital Plus function of the input devices.