Plug to Play: ABLEWE Mini RCA to HDMI converter no extra drivers need, just plug and play,easy to use.Please hook up the USB power cable (included) to 5V power source during use.

The cheapest way to do hdmi to RCA is one of the generic hdmi to VGA adapters on ebay or one of the chinese marketplaces (like this one.HDMI goes in, and you've got a 3.5mm audio output.

The pocket -sized video adapter is compatible with HDMI1.3, supports HDMI input from 480i to 1080P although 3D and HDCP are not supported. Other features of the new hardware include ...

HDMI to RCA Cable HDMI Male to 3 RCA Video Audio AV Cable Adapter Transmitter (No Single Conversion Function), One-Way Transmission from HDMI to RCA for TV HDTV DVD - 4.9ft/1.5M Apitiong ...

This is my first time dabbling with SPDIF/audio extraction (previously have been 3.5mm/RCA/HDMI pretty exclusively) ... You're talking about cobbling together multiple $30-50 adapters, ...