ZOpid HF-ZP035W 3.5 Inch Display Digital Photo Album - Wallet Style with 4GB SD Card and AC Adapter - Black 3.5" Display (320x240 Hi-resolution) with removable frame cover (as of 11-27-12 4GB SD Card included with the frame) Built-in 32MB memory holds 90 Images (Requires built-in Mac and PC compatible built-in software to copy pictures to built-in memory) Built-in SD Card Slot supports up to 8GB Card (copy pictures on SD card using Windows Explorer or Finder) Supply power from computer's USB port, built-in rechargeable battery or A/C charger Slide-show, slide-show effects, Clock and Calendar display - Supports JPEG picture format - Maximum picture resolution 8 Mega-pixels