Ace 150 • Ace 250
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have a shorter life per charge. You can expect 20 to
40 hours of operation depending on battery type.
Access and replace the batteries on the ACE
150 and 250 by gently sliding the cover off the
control housing. Remove batteries from the ACE
when the unit will be stored for longer than 30
days.
8. Headphone Jack—Any 1/4” plug headphones
can be inserted into the jack found on the reverse
side of the Control Housing.
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