FYI: U9 ViewHD has released the latest HDMI v2.0 4K@60Hz and ARC audio extractors to replace this model, for newer model, please search for model: UAEP
Model VHD-H2HSAs / VHD-H2HSAi HDMI to HDMI Audio Extractor, One SPDIF Toslink Optical Audio Output and One RCA R/L Stereo Audio Output
SPDIF Toslink Optical Output Supports audio formats Up to Dolby Digital & DTS 5.1CH; RCA Analog L/R Output Supports 2CH PCM Stereo Audio for stereo audio receiver; for headphone application, please select the latest VHD-UHAE or UAEP model
HDMI v1.3 Supports full HD 1080P + 3D; does not support ARC; Works best with native HDMI displays; would not recommend for DVI Type displays unless the HDMI source allows user to select RGB color to avoid various compatibility issues. Please use the VHD-UHAE model for HDMI to DVI & VGA application.
HDCP & EDID pass through Plug & play support Raspberry Pi support HDMI Audio extraction without the needs to have active output connections for some HDMI sources This feature is source dependent.Audio EDID settings: 2Ch for L/R or SPDIF stereo output; Use the 5.1Ch setting for optical audio output to a surround-sound receiver; Use the Pass setting for HDMI TV speaker sound.Package Includes: HDMI audio extractor, 100V-240V AC to DC 5V power adapter, User Manual.Free lifetime technical support and one year replacement