AG TWS04K Manual Download Page 8

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Product Certification Information

Product : Bluetooth Earphone
Model number : AG-TWS04K
FCC ID :2AX2R-TWS04K

Changes or modifications not expressly approved by the party responsible for compliance could 

void the user's authority to operate the equipment.
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
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.

Gently remove any build-up from the mesh filter with the tip of a toothpick. Please take care to 

ensure that no foreign particles fall inside when doing so.

Maintenance

Warranty and after service

The warranty for this product is valid for 1 year from the date of purchase. During the warranty period, 

we will repair the product based on the provisions below. The warranty is only valid in the country in 

which the product was purchased. In the event that you need after sales service or support on the 

purchased product, please contact the store you made the purchase from. If your purchase was made 

from Amazon, kindly refer to the “Additional Guide for Purchase Made from Amazon” which can be 

found on page ii of this manual.
1. During the warranty period, we will repair the product free of charge if the product failed even

    though it was used in accordance with the instructions in the user's manual and the point of 

    caution sections.
2. In the following cases, repairs to the product will be subject to a fee even during the warranty period:
(1) The necessary documentation noted in the warranty card is not complete.
(2) The product is identified to be modified, disassembled, or repaired by a third party or customer 

     other than our company or our authorized organizations.
(3) The earphones were subjected to a strong impact or were allowed to get wet. Product failure 

     resulting from an excessive use of force on the product.
(4) Failure of the product or damage caused as a result of fire, earthquake, storm or flood damage, 

     lightning strike or other natural disaster.
(5) Repair of scratches on the surface of the housing or repair of the housing itself.

* There is a possibility of a change in the specification, so please scan this QR code 

   for the latest user’s manual.

Manufacturer:
final Inc.

3-12-7 Kitakase, Saiwai-ku, Kawasaki-shi, 

Kanagawa 212- 0057, Japan

T his card is necessary in the event that the warranty is utilized. Please store 

this card along with a receipt or other documentation showing the date of purchase 

in a safe place to be produced in the event that the warranty is utilized. 

Please refer to the manual for the provisions of the warranty.

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Summary of Contents for TWS04K

Page 1: ...TWS04K TWS04K Read before using this product...

Page 2: ...e product to Amazon by visiting Returns Orders after logging in to your own account Q What should I do if the product is not working properly after 30 days from purchase A Try to perform a factory res...

Page 3: ...nectivity In addition to SBC and AAC TWS04K also supports aptX which delivers superb sound quality with exceptional connection stability TWS04K is compatible with a wide range of models such as iPhone...

Page 4: ...L Ear tips final TYPE E for truly wireless earphones USB Type C charging cable Main units Charging case User s manual warranty card included Package contents LED Indicator LED Indicator USB Port Micro...

Page 5: ...he other side earphone will appear on the display please select pairing or OK The display varies depending on the smartphone or other device to which it is connected When the following appears on the...

Page 6: ...M size In case of small ears please try not just S and SS size conversely try larger sizes as well Even if the size of the ear canal is the same the left and right ears may be different so please als...

Page 7: ...le Please check to see whether proper charging is possible using original ear tips Charging case battery charge is low In some cases the battery remaining in the charging case drops before you notice...

Page 8: ...nd after service The warranty for this product is valid for 1 year from the date of purchase During the warranty period we will repair the product based on the provisions below The warranty is only va...

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