Function: Digital Photo Frame LCD:1.1"CSTN LCD 6.1K pixels Memory Storage:Internal:4MB flash memory,can store up to 56 images(Include Logo) Image resolution:96*64 pixels File format:JPG, BMP, PHG, GIF Interface:USB1.1 Battery:Built-in rechargeable battery 3.7v/240mAH Auto power off function: 180sec Operate time:4-6 hours continuous operation Battery life:200-500 times. Playback Modes:Single Frame/Slide show File format:BMP,JPG,PHG,GIF Operation system:Win98/SE/ME/XP OSD Language:English Dimension:45*45*16mm Weight:30g Accessories: Software CD,USB cable,User's manual, Key chain