Fineblue F520 Mini Wireless Earphone Bluetooth 5.3 IPX-4 Waterproof

Place of Origin China
Brand Name Tsdatech/OEM/ODM
Certification CE, FCC, ROHS
Model Number F520
Minimum Order Quantity 5
Packaging Details Single package size:25X19X4 cm
Delivery Time 5-10 work days
Payment Terms L/C, T/T, , Western Union,Paypal etc.
Supply Ability 100000 Piece/Pieces per Week

Contact me for free samples and coupons.

whatsapp:0086 18588475571

wechat: 0086 18588475571


If you have any concern, we provide 24-hour online help.

Product Details
Packaging Details 63X53X51 Cm Function Bluetooth, Microphone, Built-in Cable, Noise Cancelling, On-Ear Headphones, Support Apple Siri
Waterproof Standard IPX-4 Use Portable Media Player, Gaming, Sports, Travel, HiFi Headphone
Keyword Wireless Earphone Place Of Origin Guangdong, China
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Product Description

Fineblue F520 Mini Wireless Earphone Bluetooth 5.3


Product Details


Single-ear design, safe travel
Classic monaural design, enjoy the privacy at the same time, also can be informed of the environment, driving, riding to stay alert, safe escort every trip.
Professional call noise reduction Clearer calls
Dynamic algorithm noise reduction, intelligent recognition of the environment to automatically eliminate noise filtering sound waves, high-sensitivity microphone precision pickup, pull in the delivery distance, both sides hear the sound is transparent and bright.
Incoming callvibration& Caller number voice prompt
Over distance headset+ voice warningSecurity against loss
New Bluetooth 5.3Lower power consumption and smoother
Chip upgrade version 5.3, improve the stability of wireless connectivity, with lower power consumption, more stable transmission, strong anti-interference, enjoy the smooth good sound
Product Specifications
Place of Origin Guangdong, China
Brand F520 Fineblue
Connection Bluetooth5.0
Battery capacity 100MAH
Play time Music time about 14 hours
Feature HD sound, comfortable fit, Noise reduction
Style Pairing with 2 mobile phones simultaneously
Color White, Silver, Gray, Black, Gold, Red
Type Clip-on
Keyword Headset Stereo
Package Standard
Fineblue F520 Mini Wireless Earphone Bluetooth 5.3 IPX-4 Waterproof 0
Fineblue F520 Mini Wireless Earphone Bluetooth 5.3 IPX-4 Waterproof 1
why choose us?
Shenzhen TsdTech Technology Co., Limited Is a Factory Supplier, Import And Export Manufacturer.

OEM&ODM are available, welcome to contact us!
1. Logo printing/laser on the product
2. Customized color box, change outer content or box type or make a luxury box
3. Customized manual
4. Customized color
5. Custom a brand new function/apperance similar product


Q. Are you a manufacturer or a trading company?
A: We are a one-stop professional manufacturer with BSCI, 8 production lines, own experienced R&D team, providing OEM & ODM service.

Q: What is the MOQ?
A: The general MOQ is 1000pcs, and we could support trial orders with small quantities to test the market.Sample is available for testing within one day

Q: Could I customize the logo on the product and packaging?
A: Yes, customized logo and packaging are available,and we also can support other OEM service,such as customized color,function etc....

Q: What are the lead time of the sample and bulk order?
A: Sample: 1~3 days if in stock.Bulk order: 15~35 working days.

Q: How do you control the quality?
A: We have a perfect QC system (IQC, IPQC, FQC, OQC team),14 tests on production lines, and 100% aging testing before packaging.