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Quick Details

  • Brand Name: Resong/OEM
  • Model Number: R939
  • Style: In-Ear
  • Communication: Wired
  • Connectors: 3.5mm
  • Use: Portable Media Player
  • Function: Microphone, Noise Cancelling
  • Place of Origin: Guangdong, China (Mainland)
  • Color: Black, Blue, Gray, Silver, White
  • color: multi color
  • cable: flat cable
  • Brand: Resong
  • Type: In-ear
  • Sensitivity: 91 dB+_3dB
  • Speaker: 10mm
  • Response Range: 20-20000 Hz
  • Impedence: 16 Ohms
  • Distortion: <5%
  • Plug: 3.5mm

Packaging & Delivery

Packaging Details Color packing / Blister packing/As request.
Delivery Time 3~5 working days for Sample;10-15 working days for order



Product Description


Technical Specification:


2.Frequency response:20~20KHz  
6.Cord length: 1.2m   
7.Plug:Φ3.5mm nickle-plated 



1. High-performance dynamic speaker.

2. Soft ear cusion in-ear headphones, wearing relaxed and comfortable.

3. Multiple colors available. 

5. Fashionable ear shell design based on human body engineering. 

6 .Noise cancelling.

7. Superior quality, deep bass sound.

8. Customized serice on logo, packing and production adjustment. 

9. With or without Microphone, Volume control optional.

10.Compatible with MP3/MP4, mobile phone, computer or other audio devices


Order Procedure


Order Procedure:

MOQ:  2000-3000pcs depends on your requirements.

Price:  EXW or FOB.

Sample:1.Free sample is available.

            2.Charge for some specific request ,all sample fees can be refunded after order confirmed.

Quality StandardCE&ROHS&FCC Standard.

Packing Details1.Standards:Poly bag.

                         2.Custom package:Blister packing,gift box or any other packing as you need.

Payment Terms30% T/T in advance and the rest should be paid before delivery.

Delivery TimeWithin 10-15 working days after approval samples confirmed.

Warranty:1 year.


Strict Quality control:

1. With professional QC & QA Team.

2. Strict in-house QC processing.

3. Triple production test before production and delivery.

4. Material inspection and environment friendly test. 

5. Procedures/testing:IQC → IPQC → QA → OQC → QS.

Detailed Images

Earphone presentation:


  Packages for reference: Color packing, blister packing or customized. 



Company Information


























Transaction History of the Supplier

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Transaction Overview


Transaction Details

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China (Mainland)
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Supplier's Trade Assurance Limit: US $28,000
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