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Eson Style Ball round New design TWS earbuds with charging cases Bluetooth V5.0 wireless earphones

5-4999 Pieces
5000-89999 Pieces
>=90000 Pieces
Min. Order
5 Pieces
Note: Please be cautious and check with your supplier if this product is for virus protection purposes and if the coronavirus (COVID-19) will affect your order.
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Company Information

Shenzhen Eson Technology Co., Ltd.

CN Manufacturer
Response Time
Response Rate:
US$ 280,000+
12 Years Paid Supplier Gold Supplier Onsite Check Trade Assurance
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Quick Details

Standby time: ≥360 hours
Wireless Type: Bluetooth
Support: Siri, Double earphones call,magnet
Active Noise-Cancellation: Yes
MP3 Playing Time: Up to 8 hours
Item: TWS earbuds V5.0
Function: Bluetooth,Microphone,Noise Cancelling
Waterproof Standard: IPX-4
Is wireless: Yes
Frequency response range: 2.4026GHz-2.480GHz
Style: Ear Hook
Vocalism Principle: Dynamic
Bluetooth Standard: Bluetooth v5.0
Communication: Wireless
Place of Origin: Guangdong China
Keyword: wireless earphones
Use: Mobile Phone,COMPUTER,Gaming,Sports,Travel
Material: ABS+Silicone
Control Button: Yes
Model Number: S991 wireless earphones
Certification: ce
Brand Name: Eson Style
Type: Bluetooth V5.0 earphone
Volume Control: Yes
Bluetooth Version: Bluetooth V5.0
Product name: Eson Style TWS Wireless Headphone With Case Sport Earphone
Packaging Detail: Charging box size: 7.3*6.3*3.6cm Single earphone weight: 7g Charging box weight: 44g Package Weight 150g Package box size 110*75*40mm PCS/CTN: 50pcs/CTN Carton size: 41*22*39cm Carton Weight:8KG
Selling Units: Single item
Single package size: 15X10X6 cm
Single gross weight: 0.5 KG
Package Preview:
Product Description
Item Name
S991 TWS Bluetooth earphones

1. Bluetooth version: low power core V5.0+EDR
2. Bluetooth protocol: HSP1.2, HFP1.6, A2DP1.3, AVRCP1.5
3. Rated voltage: 3.7V
4. Frequency (Rated frequency): 2.4G
5. Rated power: 7mW
6. Current (Rated current): 350ma
7. Load description: 32Ω
8. Headphone battery: single side 65mAH, plus protection board polymer battery
9. Charging box battery: 500mAH, polymer battery
10. Charging power: Headphone 5V/1mA, charging box 5V/1mA
11. Transmission distance: 15 meters
12. Frequency: 2.4GHz-2.48GHz
13. Listening to the song time: about 6 hours
14. Talk time: about 6.5 hours
15. Standby time: about 1800h
16.(1) Charging time (headphones): Approx. 1.1 hours
      (2) Charging time (charging box): About 1.5 hours
      (3) Charging times (charging box): 3 times
      (4) Single earphone charging time (USB charging slot): Approx. 1.5 hours
Price Terms
FOB Shenzhen
Payment Terms
T/T,Western Union,Trade Assurance, paypal are acceptable
OEM Total amount
30% deposit , balance before shipment 
Sample lead time
1-3 days. Trade Assurance / Alipay / Paypal is available forsample orders
OEM Oder lead time
About 7-30 days after all OEM details confirmed
ODM Oder lead time
About 20-30 days after all details confirmed

We are expert at OEM/ODM audio project! Welcome to contact us for the below services:

1. Customized branding Logo
2. Customized Bluetooth Pairing Name
3. Customized Professional Packaging and User Manual
4. Provide industrial design / Electronic design / software design / Acoustics Engineering Services OEM / ODM service.


Charging bin size: 7.3x6.3x3.6cm

Individual headphone weight: 7g; Rechargeable box weight: 44g, charging box can charge the headphone 3 times Electric headphone full takes about 1 hour

Kraft box size 110x75x40mm

One box: 150 sets, Outer box size: 530x290x370mm, Packing weight: 15Kg

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Our Company

About Eson

Shenzhen Eson Technology Co.,LTD was established in 2011, Always focus on Wireless Audio field, R&D and Design innovation is our core competencies. R & D team include market research, Industrial design, Mold development, Electronic technology, Software development, Acoustic engineering etc. Always have different styles to meet the consumer needs. Join in SIG Bluetooth member, and our Bluetooth products include Wi-Fi Alexa speaker, Waterproof Bluetooth Speaker, TWS couples Bluetooth Speaker; ANC headphone, Waterproof headsets, TWS headphone, Car speakerphone etc, As professional R&D production and sales one-stop service manufactures.


We Eson have variety of patents of Bluetooth Speaker and headphones after many years professional technology accumulation and precipitation , Such as Utility model patents, Invention patents, Appearance patents. 


We Eson have perfect AQL International Quality Control System, Quality team included IQC,OQC,IPQC and so on. And professional quality control equipment,Strict control all details of product from design to EX-work, also our factory has got the ISO9001:2008 Quality Management certification, SMETA and SGS audit. Meantime, Our products passed FCC, California 65, ROHS,CE, REACH, RED, BQB, TELEC and Waterproof certification and so on, And we Eson joined Shenzhen High-Tech Enterprise certificate. "superior quality, integrity and innovation" is our business philosophy, "High Quliaty Team, High Quality Technology, Efficient service, High quality production" is our OEM/ODM service.Insist on market innovation, consumer experience as the goal, Make the world sounds more melodious, Become a leader in smart audio industry!


Problem & Solutions:

> Loss contact
Check if the headset is in pairing mode.
> Staccato
Check if the distance is longer than 10 m. Is there any obstacle or Is the power of batteries enough.
> Doesn't Work
Check if the batteries work.