AH-C120MA
MUSIC MANIAC™ In-Ear Headphones
Owner’s Manual
Contents
Thank you for purchasing this Denon product.
Before using these headphones, please be sure to read the quick guide or
owner’s manual and “Precautions on the use of headphones”.
After reading this manual, be sure to keep it for future reference.
Accessories························································································· 3
Using this unit··················································································· 4
Replacing the ear tips········································································ 4
Using the remote control·································································· 5
Using the adapter·············································································· 6
Trademark information·································································· 7
Troubleshooting··············································································· 8
Specifications···················································································· 9
The dedicated application is called “Denon Audio”.
The iPod touch® and iPhone versions can be downloaded
from the App StoreSM. The Android™ cell phone version can
be downloaded from Google Play™.
2
Accessories
Check that the following parts are supplied with the product.
qQuick Guide
wPrecautions on the use of
eSilicone ear tips
headphones
(S/M/L size) (2 of each)
•The M size ear tips are fitted to the
headphones in the factory.
tCarrying case
yAdapter
•See page 6 for details on
how to use the adapter.
3
r
foam tips
•This material provides a
good fit in the ear and is little
affected by surrounding noise.
Using this unit
•These headphones are supplied with ear tips of different materials and
sizes. Each of the ear tips has a different feel when worn. Please choose
the ear tips that best suit your ears.
•The left headphone has a bump. Fit the headphone with the bump into
your left ear.
To left ear
Replacing the ear tips
22Removing the ear tips 22Attaching the ear tips
To right ear
Bump
NOTE
NOTE
•Insert the headphones so the ear tips fit snugly in your ear. If the ear tips do not
fit snugly, bass may sound weak or sound may be unbalanced between the left
and right sides.
•Fit the ear tips securely on the nozzle of the headphones.
•The ear tips may deteriorate after extended use or storage.
4
Using the remote control
When these headphones are connected to a compatible device, the remote control can be used to playback and pause music and conduct phone calls.
22Playing back music
Button
Press
【Rear】
Function
Play or pause a song or video
22Conducting phone calls
Button
Press
Function
Answer or end a call
NOTE
•The operations that can be performed with the remote control may differ and the microphone may not function
correctly depending on the connected device.
Mic
Button
5
Using the adapter
Select smartphones do not use a standard audio jack configuration. If these headphones are connected to a smartphone that is not compatible with the
mini plug on the headphones, the following issues may occur:
•Sound is not heard correctly when playing back music or talking on the telephone. Or, sound cannot be heard.
•The remote control does not function.
•The other person on the call cannot hear your voice.
In these cases, using the supplied adapter to connect to the smartphone as shown in the following figure device may fix the problem.
Smartphone
Adapter
(supplied)
NOTE
•Do not use the supplied adapter as an extension cable.
6
Trademark information
Android and Google Play are trademarks of Google, Inc. The Android
robot is reproduced or modified from work created and shared
by Google and used according to terms described in the Creative
Commons 3.0 Attribution License.
iPod, iPod touch, iPhone, and iPad are trademarks of Apple, Inc,
registered in the U.S. and other countries. App Store is a service mark
of Apple, Inc.
Music Maniac is a trademark of D&M Holdings.
7
Troubleshooting
If this unit does not operate properly, check the items listed in the table below. Should the problem persist, there may be a malfunction.
In this case, disconnect the power immediately and contact your store of purchase.
Cause / Solution
Page
Bad sound quality. Or, sound cannot
be heard from one side.
Symptom
•Check that the headphone cable is correctly connected to the headphones jack of the playback
device.
•Use the supplied adapter to connect the headphones.
•Check that the ear tips fit snugly in your ear. If the current ear tips do not fit correctly in your
ear, replace the ear tips.
–
Microphone does not function.
•Check that the headphone cable is correctly connected to the headphones jack of the playback
device.
•Check that the microphone hole on the back of the remote control is not covered.
•Use the supplied adapter to connect the headphones.
•The microphone may not function correctly depending on the type of smartphone.
The smartphone does not respond to
remote control operations.
•Check that the headphone cable is correctly connected to the headphones jack of the playback
device.
•Use the supplied adapter to connect the headphones.
•Operations that can be performed with the remote control may differ depending on the type
of smartphone.
8
6
4
–
5
6
–
–
6
–
Specifications
22Type:
Dynamic type
22Drive units:
Ø 11.5 mm
22Input impedance:
32 Ω/ohms
22Sensitivity:
106 dB/mW
22Maximum input:
250 mW
22Playback frequency:
5 – 24,000 Hz
22Weight:
7.3 g (not including cable)
22Cable length:
1.3 m OFC cable
22Plug:
Ø 3.5 mm gold-plated mini plug
zzFor purposes of improvement, specifications and design are subject to
change without notice.
9
www.denon.com
D&M Holdings Inc.
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