SCTE 35 Part 1
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DTMF_descriptor · Decimal
How long before the splice the DTMF tones should be played, in tenths of a second, giving a range up to 25.5 seconds.
DTMF_descriptor · Decimal
How long before the splice the DTMF tones should be played, in tenths of a second, giving a range up to 25.5 seconds.