Hall Research HD-AUD-IO HDMI 2.0 Audio Inserter & Extractor

The Hall Research HD-AUD-IO is an all-in-one HDMI audio manager capable of extracting audio from (de-embedding) and inserting audio into (embedding) an HDMI video signal. The product also provides EDID management features.
The product provides one HDMI input with a corresponding HDMI output. The HDMI input audio signal simultaneously extracts to both 2-channel L/R analog and Digital SPDIF (TOSLINK).
The product provides two audio inputs (analog and digital). Users can select which audio to embed in the HDMI output. It can be the same as the original HDMI audio (pass-thru), SPDIF digital, or 3.5mm L/R analog.
Features:

Supports 4K/60 4:4:4, HDR, HDCP 2.2 & 1.4
18 Gbps bandwidth for compatibility with HDMI 2.0b
Backwards compatible to HDMI 1.4 and DVI Specifications
Supports multi-channel digital and 2-channel analog audio
Extracts both LR analog and digital audio embedded in the HDMI input
Embeds either LR analog or digital audio into the HDMI output
Generates HDMI output with embedded audio with no HDMI input
EDID management
Can pass-thru or emulate EDID
RS-232 controllable
Configurable digital input for muting audio and/or video