Why Choose Us

     Shenzhen 4U Technology Co., Ltd has been working in Bluetooth Headphone  industry since 2017.  We are dedicated to the principles of excellent craftsmanship,  superior quality, good value and speedy delivery. 



4U® is our core brand. Our vision is to make 4U® ultimately a global brand by establishing a worldwide connection with other 4U partner companies.

4U®  means For You, we aim to offer all the best products for you.



    Our quality control starts from product development, through production process, till final inspection on merchandises. We comply with various standards such as UL, FCC, CE approved and E-Mark.

    With specialized and professional experience in sourcing, manufacturing and quality control, we have built up solid relationship with our worldwide customer.


1. Quick delivery & good quality.

2. Accept OEM&ODM order, provides new design as your request.

3. Customized packing design supported. 

4. Very competitive prices:  factory production, wholesale price to help you win the market.

5. Offer a wealth of knowledage and experience of various products. 

6. Warranty: 12 months within the warranty period, free replacement or refund.