Questions about PIPO Scanning and Quality Rating in ImgBurn Support Posted April 20, 2010 They are usually sold under the same model, like this one : iHAS324-08 = Mediatek iHAS324-98 = NEC So you need to look carefully on the package or the label on the drive I googled a little bit and found this : iHAS524-32, is this Mediatek also ??? Please CMIIW their difference : iHAS124 : Basic iHAS324 : Basic + SmartErase iHAS424 : Basic + SmartErase + LightScribe iHAS524 : Basic + SmartErase + LightScribe + LabelTag iHASx20 : iHAS technology with 20x speed iHASx22 : iHAS technology with 22x speed iHASx24 : iHAS technology with 24x speed iHASx24-08 : Mediatek chipsets iHASx24-09 : Mediatek chipsets iHASx24-98 : NEC chipsets iHASx24-99 : NEC chipsets iHASx24-32 : ??? iHASx24 A : Mediatek chipsets iHASx24 Y : NEC chipsets Any other iHAS code I should know that isn't mentioned ???