electret condenser microphone
Negotiable Min Order Quantity Unit
- Required Quantity
-
- Place of Origin
- Brand name
- DK
- Payment Terms
- Negotiable
- Production method
- Negotiable
- Shipping / Lead Time
- Negotiable / Negotiable
- Category
- Microphones
Weifang Dongke Electric Co., Ltd
- Country / Year Established
-
China
/
- Business type
- Others
- Verified Certificate
-
14
| Product name | electret condenser microphone | Certification | - |
|---|---|---|---|
| Category | Microphones | Ingredients | - |
| Keyword | electret condenser microphone , microphone , condenser microphone , microphone component | Unit Size | - |
| Brand name | DK | Unit Weigh | - |
| origin | Stock | - | |
| Supply type | - | HS code | - |
Product Information
electret condenser microphone(passed RoHS standard).FOB price:0.27USD/piece
Weifang Dongke Electric Co., Ltd is a professional acoustic components manufactuer sited in NO.268,Tongyin street,Weifang High-Tech Development Zone,Shandong province,China.we produce all kinds of electret condenser microphone digital microphone(substitute of silicon microphone) with good quality and competitive price.please refer to our website to find more about us and our products.we are sincerely looking forward to do business with buyers from anywhere.If you have any inquiry,pls contact us.Thanks!
Please refer to the attached picture for specification.Thanks！
This product has passed following test:
Height : 1m
Drop face : 2cm hardwood board
Duration : 3 times in each of three directions in state of packing
To be no interference in operation after vibrations 20Hz to 2000Hz for 48 minutesat three
directions with 20g (-20%, -0%) peak acceleration.
Temperature : -45± 2℃ ? RTM ? 80±2℃
Duration : 30 min 10 min 30 min.
Cycles : 5 cycles
Temperature Shock
Temperature : -45± 2℃ ? 80±2℃
Cycles : 100 cycles
Operating Condition
Storage Condition
-45~+80℃
-30~+70℃
Vibration Test
Drop Test
High Temperature Test
Low Temperature Test
Humidity Test
Temperature : -45℃
Duration : 200 hours
Temperature Cycle Test
Temperature :40℃
Humidity : 90% R.H.
Duration : 200 hours
Temperature : 80℃
Duration : 200 hours
page 7/8
Sensitivity change shall be within ± 3dB (at 1KHz) of initial sensitivity after 3 hours
conditioning at 20℃
Reliability Test
DKE
B2B Trade
| Price (FOB) | Negotiable | transportation | - |
|---|---|---|---|
| MOQ | Negotiable | Leadtime | Negotiable |
| Payment Options | Negotiable | Shipping time | Negotiable |
- President
- Mr Wang
- Address
- NO.268,Tongyin street,Weifang High-Tech Development Zone,Shandong province,China
- Product Category
- Earphones & Headphones,Electrical Components & Telecoms,Microphones
- No. of Total Employees
- 101-500
- Company introduction
-
Established in June 1999,Weifang Dongke Electric Co., Ltd specializes in developing and producing electret condenser microphone and other acoustic components.We have about 400 staff including 26 R&D engineers now.Since established,the company has been devoting a big effort to research and development of the product .solely in 2006,we have 8 patent applications submitted and already be awarded 4 of them,also we have independently developed more than 20 sets of automated production equipment and newly introduced full set of routine test equipment,thus ensuring the precision and stability of products.So far now,we have formed a full range of microphone products(Ф14mm-3mm) amounting to 300 types.leading the development trend of electronics industry,we have developed SMD and digital microphone and put them into mass production with their good market prospect.
The company has been devoting to the institutionalization and standardization of management.Succefully passing ISO9001:2008 international quality management system and ISO14001:2004 environmental management system,we operate according to the system requirements and devote to improve the product quality actively
Our advanced equipment ensures the reliability,stability and consistency of our products.We are export-orientated in sell.The products are directly or indirectly exported to Taiwan,Hong Kong,Singapore,Japan,Europe,America and other countries.Due to the credible quality also with our customers’ recognition and high praise,we have signed technical development agreement,production agreement and product supply agreement with many cellphone manufacturers.
- Factory Information
-
Weifang Dongke Electric Co., Ltd
- Main Product
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