hot sell electret condenser microphone

1.General Introduction of electret microphone:

Electret condenser microphone is a sound- electrical conversion device. The Electronic condenser microphone is used in telephones, wireless telephones, mobile phones, ear-telephones, PCs, language-learning recorders, radio recorders, cassette recorders, alarms, voice control toys, voice control switches and so on .

2. How to place an order?

(1).  Inquiry -----Please tell us the   Directivity ;  Size; Parameter .

Directivity : Omnidirectional

                    Unidirectional

                    Noise cancelling

 Size:

Diameter:Φ 9.7; Φ 9.4; Φ 6.0; Φ 4.5 and so on.

Height:6.7mm;5.2mm;5.0mm;4.5mm;3.5mm;2.7mm;2.0mm and so on.

 Parameter :

Please tell us the detailed parameter and conversion standard (0dB=1v/Pa,1Khz ) or (0dB=1v/0.1Pa,1Khz ).

(2). There is an example from our customer :

 (3). About sample :

(1) If you need ,we can send you free samples.

(2) After test pass ,you can consider again whether to cooperation with us.

(4).Delivery time:

Sample: within 2working days.

Orders:  within 7working days.

(5).Fast  Express:

 3. Customer feedback:

4.Typical Frequency Response Curve:

Omnidirectional microphone:

Unidirectional microphone:

Noise cancelling microphone:

5.Internal and Test circuit for diaphragm condenser microphone :

6.Products of company:

7.Packing for Electret microphone:

1)inner foams and outside cartons, inner plastic box and outside cartons (pin type)

2) inner small cartons  lined with waterproof paper outside cartons (solder type)

3) inner plastic bags and outside cartons (lead wire)

we can also pack according to your specific requirement.

8. oversea market:

9. Certificate of Company:

10. Company picture :

Weifang Qinyi Electron Science and Technology Co., Ltd is a joint venture specialized in designing, producing and sales of Electret condenser microphone. The company was established in 2000, already has 13 years of experience.

                                                         Service

- If you would need a sample of our products, we will provide it for you

- We would adjust & modify our products as per your request

- Please provide your specific request for us such as diameter, size & sensitivity.