Introduction : 

For the Speaker machine for the sound quality test station. 

The shielding box simulates the structure of the muffler chamber to provide a test environment close to the free field. 

Low audio reflection and good sound insulation can effectively reduce the test interference of the equipment itself and ensure the accuracy of the audio test results.

Parameters :

Soundproofing level : ≥ 40 dBA 

Application market :

Suitable for portable electronic products such as audio, tablet, earphone and bluetooth.