STEP 2 TEST UNIT
Hold your finger over
the speaker to muffle
the sound when testing
the unit. Blow across
the microphone. The unit
should emit a sharp
sound. If you do not
hear a tone – check
the battery and repeat
the test.
STEP 3 SET MICROPHONE SENSITIVITY LEVEL
Locate the microphone High/
Low switch on the side of the
unit. Begin with the setting
in the low position. If the unit
does not emit a sound
correction when the dog barks,
move the switch to the high
setting.
PG. 3
microphone
speaker
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