Anonymous2 years ago000Hello, I have a sound delay with this unit, I have no external speakers attached so direct sound from the projector. What can I do to correct this? Thank you & best regards...Show in original language (German)guidoschwarz2 years ago • purchased this product000purchased this product Helpful answerDo the same as me: pack up, send this junk back and invest in a good projector.Show in original language (German)Comment1 commentmarcel.zuend2 years ago • purchased this product000purchased this productHello I have only tested the projector once. That's why I can't give you any exact information. Possibly use a thicker connection cable.Show in original language (German)Comment1 comment