3M™ Littmann
CORE Digital Stethoscope
®
a
Quick Start Guide
Charge the Littmann CORE stethoscope prior to
first use. After it is charged, your stethoscope is
ready to use.
Download the Eko App (where available) from the
Apple App Store
or the Google Play Store
®
®
access additional features of the Littmann CORE
stethoscope including wireless listening, advanced
sound and filtering control, automated cardiac
disease detection (where available, may require
additional subscription), as well as saving and
sharing recordings.
Scan with your phone's
camera to download the
Eko App.
In the Box
• Eko CORE Digital Attachment and 3M™
Littmann
Cardiology IV™ Stethoscope
®
• Additional set of 3M Littmann Snap Tight
Soft-Sealing Eartips (small)
• Nonchill Bell Sleeve
• USB Charging Cable
• Quick Start Guide
Eartips
Insert eartips in a forward direction.
to
Volume
Use the (+) and (-) buttons to adjust volume. There
are 7 volume steps.
Turn On and Off
When the CORE stethoscope is off, it functions as
an unamplified stethoscope.
To turn the CORE stethoscope on, press the power
toggle in. The light will begin flashing. You will now
hear amplified and filtered sound in the eartips.
Telemedicine and AI Features
Eko offers telemedicine and AI features that
require a software subscription (where available,
sold separately).
You can setup a subscription online at ekohealth.com
Active Noise Cancelling
The CORE stethoscope includes active noise
cancelling to remove ambient noise from the
surrounding environment. Active noise cancelling
can be turned off or on through the Eko App.
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Notifications
(blinking)
(yellow)
(yellow)
CORE
CORE
CORE
stethoscope is
stethoscope
stethoscope
on & seeking
is off & charging
is low on battery
device
(green)
(blue)
CORE
CORE
CORE
stethoscope
stethoscope
stethoscope
is on &
is fully charged
is recording
connected
Recording
When connected to the Eko App,
press the (o) button to begin
recording.
Apple App Store is a trademark of Apple Inc.
Google Play and the Google Play logo are trademarks of Google LLC.
Bluetooth
is a registered trademark of Bluetooth SIG
®
LBL 143 Rev B
Charging
Connect the micro USB cable to the CORE
stethoscope and use a UL-certified or CE-marked
5V USB wall charger. The CORE stethoscope will
take about 2 hours to fully charge. The light will
turn green when it is fully charged.
User Manual
Review the user manual before using your Littmann
CORE Stethoscope. To view the manual visit:
ekohealth.com/getstarted
For more information on 3M devices,
see HCBGregulatory.3M.com
Service and Support
In the USA, please visit littmann.com/service or
call 1-800-228-3957. If you are outside of the
USA, please visit littmann.com for the contact
information of your local 3M office.
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