4.0mm electret microphone with Sensitivity Range of -32dB to 46dB

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 .

Main Parameter of electret microphone

1.What is the Omnidirectional Electret condenser microphone?

An omnidirectional microphone (also known as a pressure microphone) is a microphone that picks up sound equally well from any direction.

2. The usage of Omnidirectional Electret condenser microphone:

1. Microminiature size, ultra thin omni-directional microphone.

2. Suitable for the products with small space.

3. Can be built with one or two inner capacitor , which is available for marking the volume in the P/N.

3. QY-OM4015

Dimension: Φ4.0mm ×1.5mm  wires:200mm

4.Specifications:

we can also produce according to your specific requirement.

5.Typical Frequency Response Curve:

6. Internal and Test circuit for diaphragm condenser microphone :

                                              Packaging,Delivery

1.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.

2.Delivery for Electret condenser microphone:

                                                                      Customer feedback

1.UPS

2.Custom evaluation:

                                                  oversea market

1.oversea market:

North America ;South America ;Eastern Europe ;Southeast Asia ;Africa ;Oceania
Mid East ;Eastern Asia ;Western Europe ;Central America ;Northern Europe ;Southern Europe ;South Asia ;Domestic Market.

2.Other products of company:

Directivity:

Omnidirectional

Unidirectional

Noise cancelling

Dimension:

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.

                                                       Company’s Strength

1.Quality guarantee :

    CE,ROHS,ISO9001

2. Certificate of Company:

 3.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.