High sensitive unidirectional condenser microphone
- 60000 Piece / Pieces per Month
- Weifang/Qingdao/Shenzhen
- T/T L/C D/P D/A Credit Card PayPal
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Product Details
Place of Origin | Shandong, China | Brand Name | Qinyi | |
Model Number | BUM9750 | Type | Microphone |
Product Description
High sensitive unidirectional condenser microphone
Electret condenser microphone is a sound- electrical conversion device. The Electronic condenser microphone is used in telephones, wireless telephones, mobile phones, telephones, PCs, language-learning recorders, radio recorders, cassette recorders, alarms, voice control toys, voice control switches and so on .
Electret condenser microphone :
1). Diameter of microphone :9.7mm
2). Height of microphone :5.0mm
Specification :
Directivity | unidirectional |
Sensitivity | -38±2dB (0dB=1V/0.1Pa,1KHz) |
Impedance | 2.2kΩ(Maximum) |
Frequency | 20-16,000HZ |
Max.operation voltage | 10V |
Standard operation voltage | 3V |
Current consumption | Max,0.5mA |
Sensitivity reduction | Within -3dB at 3.0V |
S/N Ratio | 58dB(Minimum)(A-Curve at 1KHz,Pa) |
Dimensional Drawing:
1.Are you a factory or trading company ?
A:We are manufacturer with the export qualification.
2.Can you do OEM ?
A:Customized design is available .OEM and ODM are welcome .
3.Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings.
4.What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the courier cost.
5.What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.
6.What about the delivery?
A: We can offer the door to door services by air or by sea, just depend on your actual request. Such as DHL, UPS, TNT, FEDEX… by air; and the sea transportations.
7. What’s the delivery time?
A: 3 -5 working days. huge stock.
8. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.
9. How does your factory do quality control ?
A:“Quality is priority”. “QINYI”people always attach great importance to quality controlling from the begining to the end .
10. Where is your company located ? How can I visit there ?
A: Our company is located in Weifang City ,Shandong Province,China.You can fly to Qingdao or Weifang airport directly.We could arrange pick -up all clients.From home or abroad are warmly welcome !
11: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.
1. OEM Manufacturing welcome.
2. Sample order
3. We will reply you for your inquiry in 2-4 hours.
4. after sending, we will track the products for you once every two days, until you get the products. When you got the goods, test them, and give me a feedback.If you have any questions about the problem, contact with us, we will offer the solve way for you.
Contact Information :
Contact Us
- Weifang Qinyi Electron Science And Technology Co., Ltd.
- Contact nameRyan Li Chat Now
- Phone86-0536-2118187
- Address50m to the North from intersection of Wolong Street and Yuquan Road,High-Tech Zone, Weifang,China, Weifang, Shandong
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