tws earphone wireless earbuds bluetooth earphone tws wireless earphone bluetooth earbud

Product Description
Headphone size
33*28*22mm 
Broadcasting time
7 hours  
Charging bin size
62*35*47mm
Charging time 
50 minutes (headphones)
Headphone battery 
65mAh/3.7v 
Charging time 
55 minutes (charging bin)   
Charging bin battery
500mAh/3.7v
Frequency range
20-20KHz 
Sensitivity
-95dBm
Two-channel stereo
call/music
Distance
15 meters (accessible)
 Power input
DC5V      
Intelligent noise reduction
Long standby
Bluetooth 5.0
Long distance of use
Double stereo channel
Dual use of one machine
Ergonomic design
Graphene double diaphragm


Related ProductsOur Company
Shanghai Jiefeng Information Technology Co., LTD. founded in 2014, is a high-tech company specializing in the development, production, sales and service technology of smart electronics devices. With strong design and R&D production capacity, leading technology and unique design style, the company has dozens of product lines which have gotten CE, FCC, RoHS certificates. 
In addition to our diverse range of existing products, we also provide OEM service for our clients. Our clients are from all over the world, including Europe, America, Middle-East, Africa and so on. 
Headquartered in Shanghai, China, our company adhering to the "people-oriented, make our life easier" business philosophy, research and development for the company's core competitiveness, through innovative design, excellence in products to meet the increasing personal needs of consumers. Due to our high quality products and excellent customer service, we have been favored by different markets around the world.
We welcome new and old customers to contact us for future business relationships and mutual success! 

Certifications
Packing & Delivery
FAQ
Q: How long is your products quality warranty?
A: We provide one year factory quality warranty
 
Q: Would you cost down further if customer demand more
A: If MOQ over 1000 pieces, we will consider cost down further based on negotiation with our customer
 
Q: How long do I need to wait before my goods arrive?
A: 5-7 days for air freight, 3-5 days for international express. 20-40 days for sea transportation. We support Alibaba RTS(Ready to ship), it means we send out cargo in very short lead time for some quantity by international express.
 
Q: How do you protect customer payment?
A: We support Alibaba Trade Assurance to protect customer payment based on product quality, on time delivery, so don’t need worry about it.
 
Q: How about the quality of your products?
A: Our raw materials are purchased from qualified suppliers. And we have a strong quality control team to guarantee our products quality. Before actual shipment, our QC member will inspect the product strictly. 
 
Q: How do you take care when your clients received defective products?
A: If there are some defective items, we usually credit to our customer or replace in next shipment. 
 
Q: Is free sample available? 
A: Customer should buy sample from us, after receiving sample payment, we will send out sample ASAP by international express.
 
Q: Do you make customized products based on our design?
A: Yes, of course, we are professional OEM manufacturer with experienced engineering team to produce customized product based on customer's design. For sample charge and tooling charge, it can be refundable to customer when batch order /confirm/i
 
Any other questions, welcome to contact with us!