eBay

Feature:

1. The audio of the condenser microphone as cylinder microphone pickup can be amplified.
2. Amplifier module will amplify the audio input from the audio input port and directly amplify the pickup of the onboard microphone.
3. Output of the board can be directly connected to the audio input terminal of the stereo or the audio input terminal of the computer to realize voice chat or voice amplification.
4. The amplifier board is equipped with a accurancy and high-quality operational amplifier core, which can realize the adjustable amplification gain.
5. With very little background noise, the sound is clear and bright, also such amplifier module keeps simple installation.

Specification:

Item Type: Microphone Board
Power supply: DC 2.6-10V
Input: Equipped with a capacitive microphone (sensitivity 58D)
Output: 3.5 audio output and 3P pin synchronization audio output ports L and G (G: audio ground)
Board Size:
Length: Approx. 45mm / 1.8in
Width: Approx. 25mm / 1in
Positioning Hole Diameter: Approx. 3.1mm / 0.1in
Power Interface Plug Line: Approx. 15cm / 5.9in

Package List:

1 x Microphone Amplifier Module

1 x Pin

1 x Pin Header

1 x Interface Cable

Note:

1.The board is powered by batteries as much as possible that means two or more dry batteries or single lithium batteries and the like, which with good effect.
2.The second is the linear power supply. If a switching power supply is necessary, please add a filter circuit to keep the circuit power supply pattern. The smaller the waveth, larger ripple and the larger noise.

1. Our listing price includes the value of goods,packaging cost,and export taxes,not including international duties.
2. duties,taxes,and charges are not included in the item price or shipping fee.
3. The duties are buyers' responsibility.Please check with your country's customs office determine what these additional costs will be prior to your purchase.
4. All disputes arising from the duties will be submitted to ebay for solution.

1. Any questions, pls. contact us via ebay message or email us.We will reply your message within 48 hours. If you do not receive our reply within 48 hours, pls. post a message again because sometimes our message system may block some emails.

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