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Hot Headphone
Hi-fi Sound Moving-coil In-ear Metal EarphoneHi-fi Sound Moving-coil In-ear Metal EarphoneHi-fi Sound Moving-coil In-ear Metal EarphoneHi-fi Sound Moving-coil In-ear Metal EarphoneHi-fi Sound Moving-coil In-ear Metal Earphone

Hi-fi Sound Moving-coil In-ear Metal Earphone

  • Connector: Bluetooth JL V4.2
  • Type:  In-ear sport earphone
  • Frequency:  20-20K Khz
  • Trans-distance:  10M
  • Charging time:  2 hours
  • Working time:  4 hours
  • Calling time:  12 hours
  • Battery:  160mAh lion battery
Product Description

Mp3 earphone wholesales, OEM earphone supplier in china, Wireless Earphone wholesales china
Product Presentation & Images
The product is In-Ear Hi-fi Headphone with circle of iron.(It is mainly used in Hi-fi players, mobile phones and other audio players)  The ear lap is made of plastic and metal. The product appearance is as follows:

Product Performance
 Item  Specification  Remarks  Criteria
 1  Speaker Impedance  Headphone Port with Negative dc (with multimeter) to test impedance (with wire)  16Ω±10%(variable parameter)
 2  Speaker Sensitivity  On the condition of 1mW, 1KHZ, use CRY6181to test  103dB±2dB(variable parameter)
 3 Speaker Action Test Headphone Port with Negative dc 2mW(0.20V), 50Hz~5000Hz, Scanning Speed(Variable Parameter)sinusoidal wave Without other cacoethic noise
 4 Speaker Power  Negative dc 20Hz~20KHz sinusoidal wave Within 2mW(Variable Parameter)force, without abnormality in one hour
 5 Speaker Max Power Negative dc 20Hz~20KHz sinusoidal wave Within 3mW(Variable Parameter)force, without abnormality in one hour
 6 Speaker Frequency Response Curve On the condition of 1mW,1KHZ, use CRY6181 to test (The frequency response curves below) 20-20KHZ
 7 Channel Balance Use CRY6181 to test less than 2dB

Wire Specifications

 Item  Wire  Specification  Remark
 1  Outside Colour  White & Black Function normal, exterior intact
 2  Flexing Test Angle±90 degrees, Load 300g , Swing frequency 30 times/min
Rod height 300mm,Plug Swing frequency over 5000 times. Earlap, Mid-range, acoustical control cycle 3000 times
Function normal, exterior intact
 3 Tensile Test Wire 10KG Tensile Test, Last 1min, earlap , Tuning port with 3kg power, Last 1min, Contact port with 5kg power, Last 1min Function normal, exterior intact
 4 Main Wire Strands  4 strands, Line-switch, wired  
 5 Right Channel (Branching) Strands 4 strands  
 6 Left Channel (Branching) Strands 2 strands  
 7  Wire Parameters Round wire, Mainline is 2.0mm. Sub-line is 1.5mm. Total Length is 1219mm. R side is fixed SR, Weld port flaying 20mm. The port with tin immersion 2mm. Standard 3.5mm plug  
 8  Wire Core Diameter 0.05mm*14pcs stranded wire  
 9  Material Oxygen-free Copper & Nylon yarn & TPE, drawing-in Wire  
 10  Audio Plug Standard 3.5mm ,Four level pithing needle vinyl  
 11  Audio Plug Standard 3.5mm ,Four level pithing needle vinyl  
 12  Plug Hardware Aluminum, Spray sand, Oxidation, Silver  
 13  Mid-range, Slider  Flexible glue, Black

The Headphone Frequency Response Curve

 Speaker Type  Experience Balance Armature & Moving Coil  Speaker Test Voltage  126mV Speaker Impedance  16Ω

Finished Speaker Sensitivity  110±7dB  Speaker Frequency Sweeping Range  20Hz-20KHz  Standard Working Voltage  0.126V

Finished Product Test Conditions:
Impedance 16Ω±10% (1KHz / 1mw 0.126v)
Frequency response test range:100HZ 101+2/-2 dB,500HZ 104+2/-2 dB,1KHZ 103±2dB,
2KHZ 112+2/-2dB,  5KHZ 104±2 dB

Product Demonstration Chart

Packaging & Shipping

1. Sales packaging

(1) Gift box,blister,window box,white box
(2) Any box from customer design.

2. Transport packaging just for customer reference(estimated)

Packaging PCS/CNT Measurement(cm) CBM/CTN G.W.(kg) N.W.(kg)
Gift box 100 52x44x32.5 0.07 12.5 11.7
Remark Customized package is welcomed

3. Business Details

(1)MOQ 1000PCS
(2)Sample time 3 days
(3)Lead time 35 days after deposit received
(4)Payment Term TT 30% as deposit and balance before shipment
(5)Warranty 12 months

Company Information

Yes-Hope, founded in 1997, is a specialized elector-acoustic product manufacturer. The group is mainly engaged in the design, manufacturing and sale of a wide-range of elector-acoustic products including Bluetooth headphones, wireless earphones, ear buds,etc.

From our base in Shenzhen, and throughout our three factories located in Shenzhen, Huizhou and Shantou, YES-HOPE is able to deliver highest quality products at the very best price.

OUR CAPITAL - Experience and ideas
OUR BASE - Intelligent communication and latest logistic
OUR STRENGTH - Flexibility, creativity and reliability.
OUR SUCCESS - Product ranges with concept and perspectives.


Q1. How to play an order What about prices?
A1: Play an inquiry or contact with online service, after receiving your inquiry we will reply you with prices and details.
Q2. Can I have my logo on the product or package?
A2. Totally acceptable. OEM service grown us for 15 years.
Q3. What's the payment terms?
A3. For sample: Paypal. west union will be better, for bulk order:T/T,L/C,etc.
Q4. What would the delivery time be?
A4. Generally 30-40 days after deposit received, ahead to 20-25 days if urgent.
Q5. What should I do if I find some defectives when I received my goods?
A5. We have full healthy after-sales service, and will prepare some spares during your order production, we can provide you the spares to replace the defectives.


1. Professional earphones&headphones factory with more than 21 years experience.
2. Favorable price based on good quality, on-time delivery and considerate service.
3. Superior OEM/ODM service, 10 people R&D department and advanced equipment.
4. All products can meet CE,RoHS FCC standards, just up to your request.
5. More than 100 staffs to ensure the delivery lead time.

Contact Information

Name Amos Li Tel +86 755-82957397
Mobile phone +86-13686806051 Skype amos8914
If there is any questions, pls send me an inquiry for more details, thanks!

Shenzhen Yes-Hope Co., Ltd.

Tel:86 755 82957397(13686806051)

Contact Person:Amos

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