4 Channels Microphone Anti-Howling Device Gray EU Plug

4 Channels Microphone Anti-Howling Device Gray EU Plug Description

Power supply: external power supply
Input voltage: 12V
Channel: four in and one out
Sensitivity: 110dB
Frequency response: 20Hz-20KHZ

Frequency conversion mode: analog audio
The principle of howling: The microphone repeatedly picks up the sound reproduced by the speaker to form positive feedback. When the volume exceeds a certain limit, this same frequency signal cause the amplifier circuit to feedback and then howl be generated
Causes of howling: The incident angle of the microphone is close to the radiation angle of the speaker, or the distance between the microphone and the speaker is too close, or the frequency response characteristics of the venue are not good
How to howling: Automatically track the feedback point frequency, automatically adjust the Q value bandwidth, automatically the sound feedback and maximize the protection of the sound quality
(Slight color difference is subject to the actual product, which does not affect the use)
Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on
Voltage:AC100-240V
Color: Grey
Material: Metal

Package Contents:
1 * Microphone Feedback Suppressor

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.