New firmware adds 80Hz cutoff for better integration with a Sub or multichannel system...
More here: https://www.ikmultimedia.com/products/iloudmtm/index.php?p=immersive
You have to login to get the updated firmware. Go to 'My Products', select 'Hardware', then hit the 'Download Resources' next to one of your MTMs
NB. The links at the bottom of the main 'Firmware Updates' page still point to the old 1.1.5 firmware.
More here: https://www.ikmultimedia.com/products/iloudmtm/index.php?p=immersive
You have to login to get the updated firmware. Go to 'My Products', select 'Hardware', then hit the 'Download Resources' next to one of your MTMs
NB. The links at the bottom of the main 'Firmware Updates' page still point to the old 1.1.5 firmware.