Toa DP-K1 - Manual (Page 45)

(4) Delay time indication button [Time (ms)]
Displays the delay time in each channel by means of a numerical
value. If you press this button, a dialog for delay time setting is
displayed, enabling you to set the delay time by directly entering a
numerical value.
(5) Delay distance indication button [Distance (meters/inches/feet)]
Displays the delay distance in each channel by means of a
numerical value. If you press this button, a dialog for delay
distance setting is displayed, enabling you to set the delay
distance by directly entering a numerical value.
(6) Up/Down button
Changes the delay time in minimum variation units.
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