Genelec Multich. Interface 9301B AES/EBUMultichannel digital audio front end expands the number of AES EBU digital audio input channels of the 7300 Series of SAM subwoofers. Multiple subwoofers with 9301 units can be used for higher channel count immersive playback environments requiring bass management. Four AES EBU inputs from the audio source, four AES EBU outputs for monitors, and one AES EBU subwoofer link output for connection to a 7300 Series SAM subwoofers. 9301 sends the sum of all