M28 Wireless TWS Earphone BT 5.1 LED Battery Digital Display Mini Sports Earbuds

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1. Model:M28

2. BT specification:V5.1


4. Working voltage:3.7V(3.3V~4.2V)

5. Battery capacity of the headset: 45mAh

6. Battery capacity of the storage box:400mAh

7. Transmission distance: within 10M

8. Play time: about 3H

9. Working Current:≤15mAh

10. Low battery power alarm: 3.3V

11. Microphone Sensitivity: -42+3db

12.Charging time of headset: about 1.5 hour

13.Charging time of the Charging box: 1.5 hour

14.Support system:All BT devices and mobile phones

Package Includes:

1*Pair of wireless earbuds

1*USB Charging cable

1*User Manual

1*Charging Case

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Return policy

1) For return, the customer must be notified within 24 hours of receiving the product. It takes three to five days for our return.

2) Return is not possible if the customer gets any kind of stain or product damage after receiving the product.

3) If no problem is found after the product arrives at the office of Twelfth, then the shipping of the product or other cost will be borne by the customer.


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Warrenty policy

No warranty will be extended except for a specified period.

The general warranty has a time limit of 24 hours. The customer has to check the product and inform about it. Otherwise, if there is any problem, the twelfth will not be able to cooperate.

1) The product must be delivered to our office for warranty. In this case any kind of cost has to be borne by the buyer.

2) Product warranty must be within certain rules. Going for over voltage. Falling into the water. To break To break Warranty will not be given in case of such problems.

3) Electronic product If you need any parts in this case, you have to give it to the customer.

4) The customer has to bear all the charges for the product warranty ...........

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