KZ S1D KZ S1 TWS Earphones Bluetooth 5.0 Wireless Touch Control Dynamic Earphones Hybrid Earbuds Headset Noise Cancelling Sport

KZ TWS True Wireless Earbuds S1 S1D KZ Bluetooth 5.0 Earphone 1BA+1DD Hybrid Portable HIFI Stereo Sport Headset Noise Cancelling

Product specifications
Please know the version information before ordering：
S1D:Dynamic verison 1DD,White and Black .
S1 :Hybird technology verison 1DD+1BA,Gray and green.
The boxes of the two versions are also
inconsistent
Box Battery: 300mA
Earphone Battery: 50mAh
Working time: 3-4 Hours
Waterproof: IPX6
Charging time: About 1 Hour

Please Attention :
True wireless hybrid technology bluetooth headset
KZ-S1 Performance innovation, comprehensive upgrade
AAC Advanced Audio Transmission HIFI Sound Quality
No sense delay game mode Bluetooth 5.0

Note:KZ-S1S1D charging case upgrade in progress:
1. How to check the power of the charging case：Upgrade Press the button on casetoAutomatically display the power when the earbuds are put in.
2. Charging case is back to the original size, smaller and portable
During the upgrade period, new and old version will be delivered randomly without optional.
Before upgrading, you need to press the button of the charging bin to check the power of the charging bin. After upgrading, cancel the button of the charging bin, put the headset directly into the charging bin, and the power of the charging bin will be displayed automatically.
x The first version of the charging compartment has 3 contacts! The second version of the charging compartment has 2 contacts! The third version of the charging compartment has 2 contacts, and the button key was canceled , the Indicator light changes,the old version of charging interface is type-C interface, and the new version is changed to USB interface . Three versions are sent randomly! If you receive one of these three versions, it is normal! if you mind this situation， please don't orders！ Please understand that! thanks ！
x Repeat it! S1/S1D new version of the charging interface is Micro USB interface! ! !

Return policy:
1. In case that the product you received is an incorrect one, please take photos and contact us within 15 days. We will send you a correct one.
2. In case that you're not satisfied with the product while it is in good condition, please return it to us within 30 days, and buyer pays for the return shipping fees. Then We will either send you a new one or give your money back.
3. In case that the product you received were defective, please contact us within 15 days after you receive the order, we can either give your money back or send a replacement to you.

Shipment:
1. Items will be shipped to your Aliexpress profile address, Please ensure that your shipping address is full and correct.
2. Orders are shipped in default by China Post Air Mail. about 10-40 working days to most countries & areas. For remote countries, it will be much more longer time to arrive. Please understand!
3. Any problem, please feel free to contact us before you leave a feedback, we will do our best to resolve it.

Feedback:
1. Your satisfaction and positive feedback is very important to us, please leave positive feedback and 5 stars if you are satisfied with our items and service.
2. If you have any problems about our items and service, please do not hesitate and feel free to contact us before you leave negative feedback. We will do our best to solve any problem and provide you the best customer service.
3. Have a nice shopping !