Where ICT offers auditory modes, it must provide enhanced audio features. Notes list clearer audio, background noise reduction, a joint mono option, channel balance, a wider volume range with more gain at high frequencies, and connection of assistive listening devices through headphone jack, Bluetooth, USB or WLAN. Tested via the LH column of Annex B or direct evidence.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.