The AWOL Vision projector supports the eARC feature. You can use the HDMI 2 (eARC) to connect your AV receiver and the multiple components (Blu-ray, gaming console, tivo) connected to the AWOL Vision’s other 2 HDMI ports can be transferred to you AV receiver for surround sound.
You can connect your multiple components to your receiver to enjoy surround sound and the AWOL Vision unit acts only as a display device.