NINGBO CSTAR IMP and EXP 0012 User Manual

Bluetooth earbuds

Built-in Mic

Product Specifications

. CT15211
. Up to 90 minutes of playback time
. Input: DC 5V/100mA
. Charging time: Approx 1-2 hours
. Speaker power: 3mW
. Frequency response: 20Hz-20KHz
. Lithium battery capacity: 55mAh
. RF range: <30 ft. of wireless range
. Bluetooth V2.1+EDR

Light indicator

Charging the Headset:

Recommend to charge the built-in battery fully before using the headset for the first time.

1. Connect the headset with PC/Laptop/Mac or any 5V USB adapter (not included) with the USB cable provided.

2. Red LED turns ON during charging, turns OFF after fully charged.

3. Unplug USB cable after fully charged, it takes about 1H to fully charge the headset.

Power On/OFF :

1. Hold the button "Play/Pause" for about 3 seconds until the red and blue light is flashing.

2.Hold the button "Play/Pause" for 3 seconds to turn off, the light indicator then goes off.

Pairing :

1. Press the button “Play/Pause” for about 4 seconds until the red and blue lights start flashing alternately.

2. Turn on the Bluetooth function of your smartphone.

3. Search for the Bluetooth devices and select “CT15211”.

4. The Bluetooth headset will pair automatically.

5. If paring is successful, blue light indicator starts flashing.

Remark:

will connect to your smartphone automatically the next time when you turn it on.

You need to pair the Bluetooth headset to your smartphone for the first time. The headset

Answering a call

For iPhone users:
Selection 1. Press the button “Play/Pause” of the headset.
Selection 2. Press the “Answer” button of your iPhone and check your iPhone call menu. Look for the (Audio
Source) and select the headset “CT15211”

For Android User:
Selection 1. Press the button “Play/Pause” of the headset.
Selection 2. Press the “Answer” button of your phone.

Ending a call

Press the button “Play/Pause”.

Rejecting a call

Press the button “Play/Pause” for 2 seconds, then release.

Redialing the last called number

Double press the button “Play/Pause”.

Playing music

When you are listening to the music, you can press the buttons “Play, Pause, Previous Song, Next song” to
select your optimal performance and control the volume.

1. Next Song: Long press the button “Next song”.

2. Previous Song: Long press the button “Previous Song”.

3. Volume Up: Short press the button “Next Song”.

4. Volume Down: Short press the button “Previous Song”.

Trouble Shooting

1. The headset can’t be charged.
Try the other USB cable or other AC adapter.

2. The headset (CT15211) Bluetooth devices could not be found.
Please make sure that the headphone is in pairing mode.
Press the button “Play/Pause” for about 4 seconds until the red and blue lights start flashing alternately.

General guidelines:

Keep away from high temerature or prolonged exposure to direct sunlight.
Avoid contact with liquids.
Do not disassemble.
Do not drop the product.
Keep out of reach of children.

FCC Statement
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 into 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.
To assure continued compliance, any changes or modifications not expressly
approved by the party.
Responsible for compliance could void the user’s authority to operate this
equipment. (Example- use only shielded interface cables when connecting to
computer or peripheral devices).
This equipment 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.
RF warning statement:
The device has been evaluated to meet general RF exposure requirement. The
device can be used in portable exposure condition without restriction.

The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc.
and any use of such marks by (D026370) is under license. Other trademarks and trade names
are those of their respective owners.

Warning: Never store or use this product in temperatures below 32°F (0°C) or above 115°F
(45°C).

Bluetooth Listing Declaration ID:D026370

MADE IN CHINA