OH MAN this player is awosme . i just tested 1080 and 720 p pure blu ray and hd rips and it works soo smooth . no lags at all . you fast forward or rewind perfect .. tested it on my home theatre sound is perfect excellent it is . i connect a 500 gb extneral my book fully loaded with movies and it automically detected the hard drive really fast and all the folders with movie art on it .. it was looking soooooooo aweosmeee . when u try to play any 1080 or 720 rips no delay time at all. select the file and it plays.. perfect .... worht every pennnyyyy.. simply brillaint .