oticon BTE Alta2 Pro Ti Instructions For Use Manual page 49

Direct Audio Input (DAI)
allows your hearing aid to receive signals directly from external
sources such as TV, radio, music players, etc. The DAI adaptor is
mounted to your hearing aid and via a cable connected to an external
sound source.
For detailed information on these options contact your hearing care
professional or visit www.oticon.com.au
IMPORTANT NOTICE
When the DAI is connected to an audio source plugged into a wall outlet,
the audio source must comply with IEC-60065, IEC-60601 or equivalent
safety standards.
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