HEADTUNEZ J513A Stereo Active Noise Canceling Earbuds User Manual

J513A Stereo Active Noise Canceling Earbuds
User Manual

Package Contents

1. Charge the charging box with a TYPE C cable.
2. The “L” on the charging case represents the left earplug, and the “R” represents the right earplug.

Product Diagram

Wearing Diagram

Product Specifications/Parameter

Wireless stereo noise-canceling earbuds

Portable charging box

Starting up

a: Open the Bluetooth earbuds charging box and turn on the Bluetooth earbuds;
b: The earplugs automatically enter the team mode, (Note: it will automatically shut down after 10 minutes without pairing with the phone);

Note: The left/right earphones are paired into stereo earphones within 10 seconds after the earphone is turned on. No operation is required during this time.

Pair with your phone
The headset automatically enters the pairing state after being power on; Setting—-Bluetooth—-Searchdevice—-Found: J513A—-Click and complete pairing

Disconnected earphone

Setting—-Bluetooth—-Findtheconnecteddevice: J513A —-Un-save or ignore the device;

Turn on or turn off ANC

Press and hold the left ear button for 2 seconds to turn noise reduction on or offo

Power off and standby

a. Put the earphone into the portable charging box, close the cover, the earphone will automatically power off.
b. lf the right ear is not connected to the device within 10 minutes after being turned on, it will automatically turn off;
c. If the left ear is not connected within 10 minutes after opening, it will automatically turn off;
d.The headset cannot be turned off by pressing the button.

Function definition

| Left/main earbuds| Right/sub-earbuds
---|---|---
Play/Pause| 1Touch| 1Touch
Answer/hold decline| 1 Touch| 1 Touch
Reject a call| Press3seconds| Press3seconds
Next song| 2Touch| 2Touch
Previous song| 3Touch| 3Touch
Right ear/Siri Left ear/ ANCON/OFF| Press2seconds| Press2seconds
Factory Reset| Open the earbuds charging box and use the charging cable to trigger the interface 3 times

(This operation is only for the earbuds to the phone connection. Earbuds connected to other audio-visual devices may not have this operation)

Portable charging box power service

a. Charging: the 3 blue indicator lights in the middle flash;
b. Fully charged: The 3 blue indicator lights connected in the middle are off;
c. Put the left and right earphones into the charging compartment to charge: When the left and right headphones are put into the charging chamber to charge, the red light will turn on; Then, turn off after 10 seconds.
d. Power indication: Open the cover of the portable charging box, The one LED light represents 33% power, Two LED lights represent 66% power, and three LED lights in  the middle to indicate 100% power;
c. Low battery indication: The flashing blue light indicates that the battery is low.

About BLUETOOTH Communication

a. Bluetooth wireless technology has an operating range of less than 10m.
Depending on obstacles (human body/metal/wall, etc.)or electromagnetic environment, the maximum communication range may vary.
b. Bluetooth communication may change under the following conditions

1. There is someone between this earbud and the Bluetooth device Bringing a Bluetooth device closer to the earbuds may improve this situation.
2. There are obstacles such as a metal or wall between this earbud and the Bluetooth device.
3. Wi-Fi equipment or a microwave oven is in use near the earbuds, there is a microwave emission
4. Due to the characteristics of wireless technology, the sound played on these earbuds is delayed by the sound and music played on the sending device, so the image and sound may not be synchronized when watching a movie or playing a game.
5. Please do not use earbuds on an airplane. Radio waves may cause the instrument to malfunction, resulting in an accident.
6. If you frequently skip during playback, you may be able to turn off unwanted apps on your phone or restart your smartphone.

About charging

1. You can only charge the device with USB, you need to use a PC with a USB port or a device that outputs 5V.
2. Do not turn on the unit during charging, or use Bluetooth and noise reduction.
3. Ifthe charging terminal is wet by water or sweat, the earbuds may not be charged. Please wipe it off immediately after use.
4. If you do not use the earbuds for a long time, the rechargeable battery may not be able to maintain proper power. After repeated charging a few times, the battery will be able to maintain proper power.
5. If the earbuds are stored for a long time, the battery should be charged once every one month to prevent excessive discharge. turn off
6. unwanted apps on your phone or restart your smartphone.

What is noise reduction?

The noise reduction circuit actually senses external noise through the built- in microphone and sends an equal and opposite cancellation signal to the unit. The noise reduction effect may not be noticeable in very quiet environments or some noise may be heard. Depending on how you wear it, the noise reduction effect may vary, or you may beep (squeaking), in which case remove the unit and then wear it again.

In order to maximize the effect of noise reduction
Select earplugs
Replace the earbuds, with reduced ambient sound for both the left and right headphones. Wearing headphones Turn the headphones to make the earbuds deep into the ear

This earbud is not working properly

1. Due to improper operation or long-term shielding of the earbud’s signal, there is no sound in certain earbuds. Please try to pause the musicfor5 seconds, then play back to normal, If you can not play afterthe trial operation, please put the headset into the charging box at the same time and then remove the headset.
2. If the fault is caused by unknown reasons, please put the earbuds intothe storage box and take out the eabuds again.
3. If you replace a single product or misuse, resulting in the loss of “stereo pairing” between the main and sub-earbud, please put the ear into the storage box and then remove the earbuds.
4. There are one or two headphones on theca!! and no sound at the same time, after waiting 30 seconds can not be recovered, please put the headset into the charging box to re- remove the headset can be restored.
5. Afterthe above operation, the unit still does not work normally. Please reset the unit. The steps are as follows:
   • Take out the charging box and open the lid;
   • Put the earplugs back into the charging box;
   • Do not close the lid of the charging box;
   • Use the charging cable to trigger the charging box interface 3 times without interruption;

Warranty description

The following are only applicable to users in mainland China. TWS stereo earbuds products are strictly based on the “Consumer Protection Law of the People’s Republic of China”, “Product Quality Law of the People’s Republic of China” implements a three-package service after the sale, the service contents are as follows:

1. Within 7 days from the date of your receipt, the product has the performance failure listed in the “Product Performance Failure Table”. It is determined by the company’s after-sales service center that you can enjoy the return service free of charge;
2. From the 8th to the 15th ofthe the second day of your receipt, the product has the performance failure listed in the “Product Performance FailureTable”. Ills determined by  the company’s after-sales service center that you can enjoy the repair or replacement service free of charge;
3. The product has the performance failure listed in the “Product Performance Failure Table” within 12 months from the second day of your receipt. It is determined by the company’s after-sales service center that the maintenance service can be enjoyed free of charge.

Non-warranty regulations

Thank you for choosing our products. In order to guarantee your rights and interests, \ please read the following carefully after purchasing the machine:
(The following conditions are for free maintenance, the company can provide paid services, please pay attention)

1. Product failure or damage caused by failure to use/maintain/storage in accordance with the instructions for use;
2. Unauthorized alteration/tearing of product packaging and barcodes;
3. The warranty period has been exceeded;
4. Unauthorized modification of its own fixed setup documents or disassemble maintenance, misuse, collision, negligence, abuse, liquid injection, accident, alteration;
5. Accidental factors or personal actions lead to product damage, such as the input of unacceptable voltage, high temperature, mechanical damage, severe oxidation or rust of the  product, etc.;
6. Failure and damage caused by resistance such as earthquake/flood/fire/lightning

Warning
To reduce the risk of electric shock, please do not disassemble. Do not place the device in a confined space, such as a bookcase or closet Do not overheat the battery (installed battery pack or battery), such as prolonged exposure to sunlight, fire, or similar conditions.

FCC STATEMENT:
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:

• This device may not cause harmful interference, and
• This device must accept any interference received, including interference that may cause undesired

Warning: Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the 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 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.

RE warning statement:
The device has been evaluated to meet general RF exposure requirements. The device can be used in portable exposure conditions without restriction.

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