Blustreams HD11AU is the perfect solution for either de-embedding or embedding audio within the HDMI signal path. Product Code - HD11AU

The EL-M31TT-4K22 4K 6G UHD+ Multi Format to HDMI Table Box is an HDMI, Mini-DP, and USB-C switcher with audio embedding and HDMI output. The table box is designed to be placed on a table, or mounted to any typical table edge using the supplied clamp. The HDMI, Mini-DisplayPort, and USB-C inputs and HDMI output all support resolutions up to 4K@60Hz (4:4:4, 8-bit). With the use of the 3.5mm audio input, stereo audio may be embedded into the HDMI output as well.