Audio Technica CKR7TW R, CKR7TW L User Manual

ATH-CKR7TW

User Manual

Wireless Headphones

Introduction

Thank you for purchasing this Audio-Technica product.
Before using the product, please read through the Quick Start Guide and Caution Guide, as well as this user manual
when necessary, to ensure that you use the product correctly.

Safety precautions

Although this product was designed to be used safely, failing to use it correctly may result in an accident. To ensure
safety, observe all warnings and cautions while using the product.

Cautions for the product

• Do not use the product near medical equipment. Radio waves
may affect cardiac pacemakers and medical electronic
equipment. Do not use the product inside medical facilities.

• When using the product in aircraft, follow airline instructions.

• Do not use the product near automatic control devices such as
automatic doors and fire alarms. Radio waves may affect
electronic equipment and cause accidents due to malfunction.

• Do not disassemble, modify or attempt to repair the product to
avoid electric shock, malfunction or fire.

• Do not subject the product to strong impact to avoid electric
shock, malfunction or fire.

• Do not handle the product with wet hands to avoid electric
shock or injury.

• Disconnect the product from a device if the product begins to
malfunction, producing smoke, odor, heat, unwanted noise or
showing other signs of damage. In such a case, contact your
local Audio-Technica dealer.

• Do not allow the product to get wet to avoid electric shock or
malfunction.

• Do not put foreign matter such as combustible materials,
metal, or liquid in the product.

• Do not cover the product with a cloth to avoid fire or injury by
overheating.

• Follow applicable laws regarding mobile phone and
headphone use if using headphones while driving.

• Do not use the product in places where the inability to hear
ambient sound presents a serious risk (such as at railroad
crossings, train stations, and construction sites).

• Keep out of reach of small children.

• When charging, make sure to use the included USB charging
cable.

• Do not charge with devices that have quick-charge
functionality (with a voltage of 5 V or more). Doing so may
cause the product to malfunction.

• To prevent damage to your hearing, do not raise the volume
too high. Listening to loud sound for an extended period may
cause temporary or permanent hearing loss.

• Discontinue use if skin irritation results from direct contact
with the product.

• If you begin to feel unwell while using the product, discontinue
use immediately.

• When removing from your ears, check to make sure the
silicone part is still attached to the product. If the silicone part
becomes lodged in your ears and you are unable to remove it,
consult a physician at once.

• If you develop an itch from wearing the product, discontinue
use.

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Safety precautions

Cautions for rechargeable battery

The product is equipped with a rechargeable battery (lithium polymer battery).

• If battery fluid gets into eyes, do not rub them. Rinse thoroughly
with clean water such as tap water and consult a doctor
immediately.

• If battery fluid leaks, do not touch fluid with bare hands. If fluid
remains inside the product, it may cause malfunction. If battery
fluid leaks, contact your local Audio-Technica dealer.

– If fluid gets in your mouth, gargle thoroughly with clean

water such as tap water and consult a doctor immediately.

– If your ski

n or clothing comes in contact with fluid,
immediately wash the affected skin or clothing with water. If
you experience skin irritation, consult a doctor.

• To avoid leakage, generation of heat or explosion:
– Never heat, disassemble or modify the battery, nor dispose

of it in a fire.

– Do not attempt to pierce with a nail, hit with a hammer or

step on the battery.
– Do not drop the product or subject it to strong impact.
– Do not get the battery wet.

For customers in the USA
FCC Notice
Warning

This device complies with Part 15 of the FCC Rules. Operation is
subject to the following two conditions: (1) This device may not
cause harmful interference, and (2) this device must accept any
interference received, including interference that may cause
undesired operation.

Caution

You are cautioned that any changes or modifications not expressly
approved in this manual could void your authority to operate this
equipment.

Note: This equipment has been tested and found to comply with
the limits for a Class B digital device, pursuant to part 15 of the
FCC Rules. These limits are designed to provide reasonable
protection against harmful interference in a residential installation.
This equipment generates, uses and can radiate radio frequency
energy and, if not installed and used in accordance with the
instructions, may cause harmful interference to radio
communications. However, there is no guarantee that interference
will not occur in a particular installation. If this equipment does
cause harmful interference to radio or television reception, which
can be determined by turning the equipment off and on, the user
is encouraged to try to correct the interference by one or more of
the following measures:

– Reorient or relocate the receiving antenna.
– Increase the separation between the equipment and receiver.
– Connect the equipment to an outlet on a circuit different from

that to which the receiver is connected.

– Consult the dealer or an experienced radio/TV technician for

help.

• Do not use, leave or store the battery in the following places:
– Area exposed to direct sunlight or high temperatures and

humidity
– Inside of a car under the blazing sun
– Near heat sources such as heat registers

• Charge only with the included USB cable to avoid
malfunction or fire.

• The internal rechargeable battery of this product cannot be
replaced by the user. The battery may have reached the end
of its service life if the usage time becomes significantly
shorter even after the battery has been fully charged. If this
is the case, the battery needs to be repaired. Contact your
local Audio-Technica dealer for repair details.

• When the product is disposed of, the built-in rechargeable
battery needs to be discarded properly. Contact your local
Audio-Technica dealer to learn how to properly dispose of
the battery.

RF Exposure Statement

This transmitter must not be co-located or operated in conjunction
with any other antenna or transmitter used in other systems. This
device complies with FCC radiation exposure limits set forth for an
uncontrolled environment and meets the FCC radio frequency (RF)
Exposure Guidelines. This equipment has very low levels of RF
energy that is deemed to comply without testing of specific
absorption rate (SAR).

For customers in Canada
IC statement

CAN ICES-3 (B)/NMB-3(B)

This device complies with Industry Canada's licence-exempt RSSs.
Operation is subject to the following two conditions: (1) This
device may not cause interference; and (2) This device must
accept any interference, including interference that may cause
undesired operation of the device.

Under Industry Canada regulations, this radio transmitter may
only operate using an antenna of a type and maximum (or lesser)
gain approved for the transmitter by Industry Canada. To reduce
potential radio interference to other users, the antenna type and
its gain should be so chosen that the equivalent isotropically
radiated power (e.i.r.p.) is not more than that necessary for
successful communication.

This device complies with RSS-102 radiation exposure limits set
forth for an uncontrolled environment.

French:
Le pr sent appareil est conforme aux CNR d'Industrie
Canada applicables aux appareils radio exempts de licence.
L'exploitation est autoris e aux deux conditions suivantes :
(1) l'appareil ne doit pas produire de brouillage, et (2)
l'utilisateur de l'appareil doit accepter tout brouillage
radio lectrique subi, m me si le brouillage est susceptible
d'en compromettre le fonctionnement.

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Notes on use

• Be sure to read the connected device’s user manual before use.

• Audio-Technica will not be liable in any way for any loss of data in
the unlikely event that such losses should occur while using the
product.

• The structure of the product makes it easy for sound to leak. On
public transportation or in other public places, keep the volume
low so as not to disturb other people.

• Minimize the volume on your device before connecting the
product.

• When using the product in a dry environment, you may feel a
tingling sensation in your ears. This is caused by static electricity
accumulated on your body, not by product malfunction.

• Do not subject the product to strong impact.

• Do not store the product in direct sunlight, near heating devices,
or in hot, humid, or dusty places. Additionally, do not allow the
product to get wet.

• When the product is used for a long time, the product may
become discolored due to ultraviolet light (especially direct
sunlight) and wear.

• Make sure to hold the plug when connecting and disconnecting
the USB charging cable. The USB charging cable may become
severed or an accident may occur if you pull on the cable itself.

• When you are not using the USB charging cable, disconnect it from
the product.

• If the product is placed in a bag while the USB charging cable is
still connected, the USB charging cable may become caught,
severed, or broken.

• This product can be used to talk on the phone only when using a
mobile telephone network. Support for telephony apps that use a
mobile data network is not guaranteed.

• If you use the product near an electronic device or transmitter (such
as a mobile phone) which is not connected with the product,
unwanted noise may be heard. In this case, move the product away
from the electronic device or transmitter.

• If you use the product near a TV or radio antenna, noise may be
seen or heard in the television or radio signal. In this case, move
the product away from the TV or radio antenna.

• To protect the built-in rechargeable battery, charge it at least once
every 6 months. If too much time passes between charges, the life
of the rechargeable battery may be reduced, or the rechargeable
battery may no longer be able to be charged.

For a more comfortable Bluetooth® communication experience

The effective communication range of this product varies
depending on obstructions and radio wave conditions.

For a more enjoyable experience, please use the product as
close as possible to the Bluetooth device. To minimize noise
and sound disruptions, avoid placing your body or other
obstacles between the product’s antenna and the Bluetooth
device.

Antenna

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Part names and functions

Headphones

L/R (left/right) indicator

Housing

Multi function button

Use to turn the power supply ON/
OFF, play/pause music and videos,
and answer/end phone calls.

Adjust the volume using + and –.

Charging case

Open button

Open the cover.

Battery level

display button

Confirm the battery level

of the charging case and

headphones.

Confirm the battery level of the charging

case and the headphones..

■ Accessories

• USB charging cable
cm (12'')

Indicator lamps

(30

Indicator lamps

Displays the operating status and
battery level of the product.

Battery jack

Used to connect the
included USB charging cable
and charge the product.

• Eartips* (XS, S, M, L) • 3D loop support

* At the time of purchase, the M-size eartips are attached to the main unit.

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Charging the battery

Charging the headphones/the charging case

• Fully charge the battery when using for the first time.

• When the rechargeable battery is running low, the headphone will beep through the headphones, and an indicator
lamp will flash in red. When these beeps sound, charge the battery.

• It takes about XX hours to charge the headphones and XX hours to charge the charging case fully. (This time may
vary depending on usage conditions.)

1. Connect the included USB charging cable (micro USB Type-B side) to the battery jack.

• The included USB charging cable is designed for exclusive use with the product. Do not use any other USB
charging cable.

• When inserting the USB charging cable into the USB port or battery jack, check that the jack is facing in the
correct direction before inserting it directly (horizontally).

2. Connect the included USB charging cable (USB Type-A side) to the computer to start charging.

USB port

Computer

• Do not use other cables to charge the product.

3. Attach the headphones to the charging case.

USB Type-A

USB charging cable

(included)

Battery jack

Micro USB Type-B

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Charging the battery

4. Close the cover of the charging case.

• During charging, the 3 indicator lamps light as follows to indicate the battery level of the charging case.*

* It may take several seconds for the indicator lamp to light.

5. When charging is complete, disconnect the USB charging cable (USB Type-A side) from the computer.

6. Disconnect the USB charging cable (micro USB Type-B side) from the the charging case’s battery jack.

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