Viewsonic, the Display maker has stepped into the PMP market by releasing their own device entitled as ‘VPD400 MovieBook’, which I called it another HD PMP that support High Definition movie playback. ViewSonic VPD400 Moviebook supports quite many of media file formats, such as AVI, MKV, FLV, MPG, MOV, MPG, VOB, RM/RMVB, H.264, MP3, WMA, [...]