this projector lack many feature include a\/v mute . it use a propritary video cable that have break on my unit twice . have to order replacement cable from Infocus store at a premium price . lamp life be really bad . have two bulb explode -lrb- yes explode and smoke -rrb- in the unit . now I be have trouble get another replacement lamp . if I want a new lamp I have to send it back to Infocus to get a power supply upgrade . this thing be a hunk of junk - nothing good to say about it . I will never buy a Infocus product again !