This model is improved on the base of G588, the main change is the antenna from extended cable to turn over antenna on the back of the GPS. CPU： Samsung 2440A CPU, 300MHz or 400MHz Real-time O/S： WinCE 4.2 Core O/S Display：3.5”, 320x240 resolution, Transmissive (TMR) TFT Color LCD, 64K Colors；LED BackLight ；Touch panel Photo Viewer: JPG, GIF, BMP and PNG Video Player (to be confirmed):WMV9 and MPEG4 video playback @ 320x240 resolution ；Supports .wmv, .asf and .avi file format PDA function：optional GPS module：has a turn over antenna on the back of the GPS. No use of outside cable accessories：Antenna cable, SD card reader, car charger, Adaptor, bracket , quick launch, user manual, earphone, CD, sd card, touch pen and so on.