User manual.
2 • consult an audiologist or physician if you have excessive ear wax, difficulty inserting the eartips, or discomfort after prolonged use. • in rare instances an eartip may come off in the ear canal when removing a device. If this should occur and the eartip cannot be easily removed, it is recommen...
Identification 3 flexible neck cord eartip battery door 2-position switch #10 batteries cleaning tool filter tool and extra accu•filters ™ protective case.
4 selecting an eartip selecting an eartip: no two ears are exactly alike. The eartip that is most comfortable is the best choice, but it must seal well to prevent feedback (whistling) and provide proper protection. When changing eartips make sure the eartip fits securely on the stem of the device. I...
Battery insertion 5 the battery must be inserted correctly or the device will not work. 1. The battery compartment is located on the underside of the device. 2. Open the battery door. 3. Remove the yellow tab from the battery. 4. Insert the battery with the flat side facing up. 5. Do not force the b...
Insertion & removal 6 insertion • make sure the eartip is clean. • pull the ear up and out while inserting. • twist and push gently until the eartip seals in the ear canal. • when using 3-flange eartips, moistening may ease insertion. • when using foam eartips: roll down or compress the foam eartip ...
Operation 7 on/off earplugs turn on and off by opening and closing the battery door. Note: it is not necessary to remove the battery as long as the door is open wide enough to disable the circuit. Two modes of protection natural hearing with 15-db sound reduction (switch toward device) • natural hea...
Batteries 8 zinc-air batteries use commonly-available #10 zinc-air hearing aid batteries. They are easy to find in pharmacies, online, and at various retail locations. • zinc-air batteries have a long shelf life, but once the tab is removed, battery life is about 9 days for continuous operation. • b...
Changing filters 9 each device has a special filter that enhances sound quality and prevents earwax from entering the device. A filter should be changed if the volume decreases or sound quality declines. Filter removal note: use the tool to remove the filter. 1. Remove eartip. 2. Insert tool into th...
Troubleshooting 10 problem: no sound. What to do: • check to see if the battery door is closed (device turned on). • check battery; replace if dead. • clean the eartip and the end of the device. • check the filter - remove the filter - listen for sound to return before replacing the filter • if soun...
General product care 11 simple cleaning with the tool provided will keep the eartips clean and the devices working properly. • use the cleaning tool to pick out or brush off debris. • 3-flange eartips can be removed and cleaned in mild detergent. Dry eartips thoroughly before reattaching. • all eart...
Etymotic research inc. 61 martin lane • elk grove village, il 60007 www.Etymotic.Com • 1-888-389-6684 • 847-228-0006 © 2014. Musicpro, accu-technology and lobat are registered trademarks of etymotic research, inc. Accu-fit and accu-filter are trademarks of etymotic research, inc. Er098622-a warranty...
