
FEATURES
3. Tap Allow, Register/Sign In, and select your device.
4. Follow the prompts to complete the connection.
Disconnect: To disconnect your Earphones from a Smartphone, simply
remove and place them back into the Charging Case.
QUESTIONS? VISIT Hear+Hi.com/support OR
EMAIL US AT info@Hear+Hi.com
MAINTENANCE
WARRANTY
DOWNLOAD APP & PAIRING
In order to provide you with the best possible sound quality at the lowest
possible volume, ACUITY DUO’s hearing test and adjust features custom-
ize the unit’s volume modes according to your specic requirements. This
prevents listening too loud which can damage hearing and provides the
optimum quality of sound safely for all of your listening requirements. To
set up the test and build your customized prole, download the App
below. The App also provides access to all of the other great features
available (e.g., Bluetooth).
Volume and Mode adjustments are done through the App and are stored
until changed.
To connect your Earphones to a Smartphone, download the App
“My Hearing Acuity” by on the App Store or Google Play.
ONE YEAR LIMITED WARRANTY For a period of ONE (1) YEAR from the date of
retail purchase by the original end-user purchaser ("Warranty Period"), Hear+Hi
warrants (1) this product against defects in materials and workmanship, and (2)
that each Product unmodied and under normal use and conditions, will
substantially comply with Hear+Hi's applicable written technical documentation
for the Product. Hear+Hi reserves the right to make substitutions and modica-
tions from time to time in the specications of Products sold by Hear+Hi, provid-
ed that such substitutions or modications do not materially aect overall
Product performance. WARRANTY COVERAGE If a defect exists and a valid
claim is received within the Warranty Period, at its option and to the extent
permitted by law, Hear+Hi will (1) repair the product at no charge, using new or
refurbished replacement parts. (2) exchange the product with a product that is
new or which has been manufactured from new or serviceable used parts and is
at least functionally equivalent to the original product, or (3) refund the
purchase price of the product. A replacement product/part assumes the remain-
ing warranty of the original product or thirty (30) days from the date of replace-
ment or repair, whichever provides longer coverage for you. When a product or
part is exchanged, any replacement item becomes your property and the
replaced item becomes Hear+Hi's property. When a refund is given, your prod-
uct becomes Hear+Hi's property. OBTAINING WARRANTY SERVICE If you
purchased the product in the U.S., deliver the product, at your expense, to any
Hear+Hi Service Center located in the U.S. If you purchased the product outside
Install the “My Hearing Acuity” App on the Smartphone.
1. Remove your Earphones from the Charging Case to enter Bluetooth
pairing mode.
Turn on your phone's Bluetooth device rst, then click on the "Blue
tooth" in Settings.
Enter the Bluetooth conguration page, search and select Hear+Hi
Acuity Duo to pair.
Once the pairing is successful, the connection is complete.
2. From the Apps screen of the Smartphone, tap on the “My Hearing
Acuity” App. If necessary, update the App to the latest version.
SAFETY
Do not allow anyone else to use this product without your permission.
Always use appropriate volume levels to avoid damage to your
hearing.
Keep out of reach of infants and young children.
It is strictly prohibited to disassemble, modify or repair these
Earphones.
Clean your ears and the unit before each use to prevent clogging and
to ensure optimum quality.
Use a cleaning brush or soft cloth to clean the all parts of the
Earphones, including the charging ends. (Avoid using water, solvents,
cleaning uids, or cleaning oil.)
Keep your Earphones dry and clean. Humidity, earwax, water in the
ear, etc. will aect the service life and performance of the device.
Recharge device before going to sleep at night, regardless of battery
status
Charge the Earphones in the Charging Case on a weekly basis if not in
use for an extended period of time.
Avoid direct sunlight; store in a dry, safe place.
Avoid excessive high and low temperatures.
Do not discharge battery completely before recharging, as this may
reduce battery life.
of the U.S., deliver the product to any Hear+Hi Authorized Importer in the
country where you purchased the product. Be aware, however, that not all
countries have Hear+Hi Authorized Service Providers (NASP) and not all Autho-
rized Service Providers outside the country of purchase have all parts or replace-
ment units for the product. If the product cannot be repaired or replaced in the
country it is in, it may need to be sent to a dierent country or returned to the
country of purchase at your expense for repair or replacement. You can always
deliver the product to Hear+Hi's U.S. main service center for obtaining warranty
service. EXCLUSIONS AND LIMITATIONS This Limited Warranty applies only to
hardware products manufactured by or for Hear+Hi that can be identied by the
'Hear+Hi' trademark trade name, or logo axed to them. The Limited Warranty
does not apply to any non-Hear+Hi hardware products or any accessories, even
If packaged or sold with Hear+Hi hardware. THIS WARRANTY AND REMEDIES SET
FORTH ABOVE ARE EXCLUSIVE AND IN LIEU OF ALL OTHER WARRANTIES, REME-
DIES AND CONDITIONS, WHETHER ORAL OR WRITTEN, EXPRESS OR IMPLIED.
HEAR+HI SPECIFICALLY DISCLAIMS ANY AND ALL IMPLIED WARRANTIES,
INCLUDING, WITHOUT LIMITATION, WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE. IF HEAR+HI CANNOT LAWFULLY
DISCLAIM IMPLIED WARRANTIES UNDER THIS LIMITED WARRANTY, ALL SUCH
WARRANTIES, INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE ARE LIMITED IN DURATION TO THE DURATION OF
THIS WARRANTY. No Hear+Hi reseller, agent or employee is authorized to make
any modication, extension, or addition to this warranty. HEAR+HI IS NOT
RESPONSIBLE FOR DIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAG-
ES RRESULTING FROM ANY BREACH OF WARRANTY OR CONDITION, OR UNDER
ANY OTHER LEGAL THEORY, INCLUDING BUT NOT LIMITED TO LOST PROFITS,
DOWNTIME, GOODWILL, DAMAGE TO OR REPLACEMENT OF EQUIPMENT AND
PROPERTY. HEAR+HI