I would not have known that but that is about it is that it is a pregnant one you want agrsiffe acute that the Persian timpents of screaming and everything Pouris medium and low medium deguellas because there is no low bay is take the I have read the opinion and there precdent score good sound and equilibrated Hours of Operation quality and good price I frankly it's worth 30 and pregnant again chui gn ous boost in my opinion does not know not even the sound quality in short-term word especially not if you bought you purchased fte most bullshit your life .I put one just for boi I could recuprer for meter hp eminence which already sounded much better even if it remains a low-end quality.